Home / 1,036,680.72-1,430,735.88-577,837.20

Finding the Fourth Proportional to 1,036,680.72, 1,430,735.88 and 577,837.20

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Solution

The fourth proportional to 1,036,680.72, 1,430,735.88 and 577,837.20 is: 797,480.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,680.72 : 1,430,735.88 = 577,837.20 : x
  2. Step 2: Convert to fraction form
    1,036,680.72/1,430,735.88 = 577,837.20/x
  3. Step 3: Cross multiply
    1,036,680.72x = 1,430,735.88 × 577,837.20
  4. Step 4: Simplify right side
    1,036,680.72x = 826,732,414,838.74
  5. Step 5: Solve for x
    x = 826,732,414,838.74/1,036,680.72
  6. Step 6: Final answer
    x = 797,480.26

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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.