Home / 4,896,779.10-7,345,168.65-2,980,772.70

Finding the Fourth Proportional to 4,896,779.10, 7,345,168.65 and 2,980,772.70

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Solution

The fourth proportional to 4,896,779.10, 7,345,168.65 and 2,980,772.70 is: 4,471,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896,779.10 : 7,345,168.65 = 2,980,772.70 : x
  2. Step 2: Convert to fraction form
    4,896,779.10/7,345,168.65 = 2,980,772.70/x
  3. Step 3: Cross multiply
    4,896,779.10x = 7,345,168.65 × 2,980,772.70
  4. Step 4: Simplify right side
    4,896,779.10x = 21,894,278,188,815.86
  5. Step 5: Solve for x
    x = 21,894,278,188,815.86/4,896,779.10
  6. Step 6: Final answer
    x = 4,471,159.05

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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.