Home / 4,385,856.80-6,578,785.20-4,217,895.20

Finding the Fourth Proportional to 4,385,856.80, 6,578,785.20 and 4,217,895.20

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Solution

The fourth proportional to 4,385,856.80, 6,578,785.20 and 4,217,895.20 is: 6,326,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385,856.80 : 6,578,785.20 = 4,217,895.20 : x
  2. Step 2: Convert to fraction form
    4,385,856.80/6,578,785.20 = 4,217,895.20/x
  3. Step 3: Cross multiply
    4,385,856.80x = 6,578,785.20 × 4,217,895.20
  4. Step 4: Simplify right side
    4,385,856.80x = 27,748,626,516,911.04
  5. Step 5: Solve for x
    x = 27,748,626,516,911.04/4,385,856.80
  6. Step 6: Final answer
    x = 6,326,842.80

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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.