Home / 1,036,989-1,431,045.36-560,061

Finding the Fourth Proportional to 1,036,989, 1,431,045.36 and 560,061

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Solution

The fourth proportional to 1,036,989, 1,431,045.36 and 560,061 is: 772,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,989 : 1,431,045.36 = 560,061 : x
  2. Step 2: Convert to fraction form
    1,036,989/1,431,045.36 = 560,061/x
  3. Step 3: Cross multiply
    1,036,989x = 1,431,045.36 × 560,061
  4. Step 4: Simplify right side
    1,036,989x = 801,472,695,366.96
  5. Step 5: Solve for x
    x = 801,472,695,366.96/1,036,989
  6. Step 6: Final answer
    x = 772,884.47

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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.