Home / 1,036,720.56-1,430,681.08-577,864.28

Finding the Fourth Proportional to 1,036,720.56, 1,430,681.08 and 577,864.28

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Solution

The fourth proportional to 1,036,720.56, 1,430,681.08 and 577,864.28 is: 797,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,720.56 : 1,430,681.08 = 577,864.28 : x
  2. Step 2: Convert to fraction form
    1,036,720.56/1,430,681.08 = 577,864.28/x
  3. Step 3: Cross multiply
    1,036,720.56x = 1,430,681.08 × 577,864.28
  4. Step 4: Simplify right side
    1,036,720.56x = 826,739,492,203.82
  5. Step 5: Solve for x
    x = 826,739,492,203.82/1,036,720.56
  6. Step 6: Final answer
    x = 797,456.44

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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.