Home / 5,139,774.32-7,709,679.23-1,301,595.66

Finding the Fourth Proportional to 5,139,774.32, 7,709,679.23 and 1,301,595.66

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Solution

The fourth proportional to 5,139,774.32, 7,709,679.23 and 1,301,595.66 is: 1,952,397.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,774.32 : 7,709,679.23 = 1,301,595.66 : x
  2. Step 2: Convert to fraction form
    5,139,774.32/7,709,679.23 = 1,301,595.66/x
  3. Step 3: Cross multiply
    5,139,774.32x = 7,709,679.23 × 1,301,595.66
  4. Step 4: Simplify right side
    5,139,774.32x = 10,034,885,019,252.16
  5. Step 5: Solve for x
    x = 10,034,885,019,252.16/5,139,774.32
  6. Step 6: Final answer
    x = 1,952,397.99

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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.