Home / 4,005,307.50-6,008,330.60-1,309,646.53

Finding the Fourth Proportional to 4,005,307.50, 6,008,330.60 and 1,309,646.53

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Solution

The fourth proportional to 4,005,307.50, 6,008,330.60 and 1,309,646.53 is: 1,964,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005,307.50 : 6,008,330.60 = 1,309,646.53 : x
  2. Step 2: Convert to fraction form
    4,005,307.50/6,008,330.60 = 1,309,646.53/x
  3. Step 3: Cross multiply
    4,005,307.50x = 6,008,330.60 × 1,309,646.53
  4. Step 4: Simplify right side
    4,005,307.50x = 7,868,789,321,382.82
  5. Step 5: Solve for x
    x = 7,868,789,321,382.82/4,005,307.50
  6. Step 6: Final answer
    x = 1,964,590.56

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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.