Home / 1,471,140.90-2,207,039.40-572,502.60

Finding the Fourth Proportional to 1,471,140.90, 2,207,039.40 and 572,502.60

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Solution

The fourth proportional to 1,471,140.90, 2,207,039.40 and 572,502.60 is: 858,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,140.90 : 2,207,039.40 = 572,502.60 : x
  2. Step 2: Convert to fraction form
    1,471,140.90/2,207,039.40 = 572,502.60/x
  3. Step 3: Cross multiply
    1,471,140.90x = 2,207,039.40 × 572,502.60
  4. Step 4: Simplify right side
    1,471,140.90x = 1,263,535,794,802.44
  5. Step 5: Solve for x
    x = 1,263,535,794,802.44/1,471,140.90
  6. Step 6: Final answer
    x = 858,881.56

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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.