Home / 4,977,730.80-7,458,301.80-4,679,132.40

Finding the Fourth Proportional to 4,977,730.80, 7,458,301.80 and 4,679,132.40

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Solution

The fourth proportional to 4,977,730.80, 7,458,301.80 and 4,679,132.40 is: 7,010,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,730.80 : 7,458,301.80 = 4,679,132.40 : x
  2. Step 2: Convert to fraction form
    4,977,730.80/7,458,301.80 = 4,679,132.40/x
  3. Step 3: Cross multiply
    4,977,730.80x = 7,458,301.80 × 4,679,132.40
  4. Step 4: Simplify right side
    4,977,730.80x = 34,898,381,601,358.32
  5. Step 5: Solve for x
    x = 34,898,381,601,358.32/4,977,730.80
  6. Step 6: Final answer
    x = 7,010,901.75

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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.