Home / 5,211,038.10-7,816,557.15-1,799,318.10

Finding the Fourth Proportional to 5,211,038.10, 7,816,557.15 and 1,799,318.10

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Solution

The fourth proportional to 5,211,038.10, 7,816,557.15 and 1,799,318.10 is: 2,698,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,038.10 : 7,816,557.15 = 1,799,318.10 : x
  2. Step 2: Convert to fraction form
    5,211,038.10/7,816,557.15 = 1,799,318.10/x
  3. Step 3: Cross multiply
    5,211,038.10x = 7,816,557.15 × 1,799,318.10
  4. Step 4: Simplify right side
    5,211,038.10x = 14,064,472,759,679.42
  5. Step 5: Solve for x
    x = 14,064,472,759,679.42/5,211,038.10
  6. Step 6: Final answer
    x = 2,698,977.15

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.