Home / 1,144,031.12-1,578,763.12-634,732.32

Finding the Fourth Proportional to 1,144,031.12, 1,578,763.12 and 634,732.32

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Solution

The fourth proportional to 1,144,031.12, 1,578,763.12 and 634,732.32 is: 875,930.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,031.12 : 1,578,763.12 = 634,732.32 : x
  2. Step 2: Convert to fraction form
    1,144,031.12/1,578,763.12 = 634,732.32/x
  3. Step 3: Cross multiply
    1,144,031.12x = 1,578,763.12 × 634,732.32
  4. Step 4: Simplify right side
    1,144,031.12x = 1,002,091,977,888.04
  5. Step 5: Solve for x
    x = 1,002,091,977,888.04/1,144,031.12
  6. Step 6: Final answer
    x = 875,930.70

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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.