Home / 1,031,482.32-1,547,825.88-432,397.44

Finding the Fourth Proportional to 1,031,482.32, 1,547,825.88 and 432,397.44

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Solution

The fourth proportional to 1,031,482.32, 1,547,825.88 and 432,397.44 is: 648,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,482.32 : 1,547,825.88 = 432,397.44 : x
  2. Step 2: Convert to fraction form
    1,031,482.32/1,547,825.88 = 432,397.44/x
  3. Step 3: Cross multiply
    1,031,482.32x = 1,547,825.88 × 432,397.44
  4. Step 4: Simplify right side
    1,031,482.32x = 669,275,948,077.75
  5. Step 5: Solve for x
    x = 669,275,948,077.75/1,031,482.32
  6. Step 6: Final answer
    x = 648,848.69

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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.