Home / 5,124,701.70-7,071,810.78-2,832,714.75

Finding the Fourth Proportional to 5,124,701.70, 7,071,810.78 and 2,832,714.75

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Solution

The fourth proportional to 5,124,701.70, 7,071,810.78 and 2,832,714.75 is: 3,908,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124,701.70 : 7,071,810.78 = 2,832,714.75 : x
  2. Step 2: Convert to fraction form
    5,124,701.70/7,071,810.78 = 2,832,714.75/x
  3. Step 3: Cross multiply
    5,124,701.70x = 7,071,810.78 × 2,832,714.75
  4. Step 4: Simplify right side
    5,124,701.70x = 20,032,422,705,715.00
  5. Step 5: Solve for x
    x = 20,032,422,705,715.00/5,124,701.70
  6. Step 6: Final answer
    x = 3,908,992.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.