Home / 1,448,266.10-2,169,807.15-698,659.70

Finding the Fourth Proportional to 1,448,266.10, 2,169,807.15 and 698,659.70

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Solution

The fourth proportional to 1,448,266.10, 2,169,807.15 and 698,659.70 is: 1,046,739.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,266.10 : 2,169,807.15 = 698,659.70 : x
  2. Step 2: Convert to fraction form
    1,448,266.10/2,169,807.15 = 698,659.70/x
  3. Step 3: Cross multiply
    1,448,266.10x = 2,169,807.15 × 698,659.70
  4. Step 4: Simplify right side
    1,448,266.10x = 1,515,956,812,476.85
  5. Step 5: Solve for x
    x = 1,515,956,812,476.85/1,448,266.10
  6. Step 6: Final answer
    x = 1,046,739.14

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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.