Home / 4,779,019.10-7,156,718.85-3,172,886.30

Finding the Fourth Proportional to 4,779,019.10, 7,156,718.85 and 3,172,886.30

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Solution

The fourth proportional to 4,779,019.10, 7,156,718.85 and 3,172,886.30 is: 4,751,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,019.10 : 7,156,718.85 = 3,172,886.30 : x
  2. Step 2: Convert to fraction form
    4,779,019.10/7,156,718.85 = 3,172,886.30/x
  3. Step 3: Cross multiply
    4,779,019.10x = 7,156,718.85 × 3,172,886.30
  4. Step 4: Simplify right side
    4,779,019.10x = 22,707,455,192,116.75
  5. Step 5: Solve for x
    x = 22,707,455,192,116.75/4,779,019.10
  6. Step 6: Final answer
    x = 4,751,488.69

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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.