Home / 1,021,182.31-1,531,064.13-452,253.39

Finding the Fourth Proportional to 1,021,182.31, 1,531,064.13 and 452,253.39

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Solution

The fourth proportional to 1,021,182.31, 1,531,064.13 and 452,253.39 is: 678,065.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,182.31 : 1,531,064.13 = 452,253.39 : x
  2. Step 2: Convert to fraction form
    1,021,182.31/1,531,064.13 = 452,253.39/x
  3. Step 3: Cross multiply
    1,021,182.31x = 1,531,064.13 × 452,253.39
  4. Step 4: Simplify right side
    1,021,182.31x = 692,428,943,099.90
  5. Step 5: Solve for x
    x = 692,428,943,099.90/1,021,182.31
  6. Step 6: Final answer
    x = 678,065.94

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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.