Home / 3,435,861.61-5,153,808.05-1,161,398.18

Finding the Fourth Proportional to 3,435,861.61, 5,153,808.05 and 1,161,398.18

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Solution

The fourth proportional to 3,435,861.61, 5,153,808.05 and 1,161,398.18 is: 1,742,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,861.61 : 5,153,808.05 = 1,161,398.18 : x
  2. Step 2: Convert to fraction form
    3,435,861.61/5,153,808.05 = 1,161,398.18/x
  3. Step 3: Cross multiply
    3,435,861.61x = 5,153,808.05 × 1,161,398.18
  4. Step 4: Simplify right side
    3,435,861.61x = 5,985,623,299,320.38
  5. Step 5: Solve for x
    x = 5,985,623,299,320.38/3,435,861.61
  6. Step 6: Final answer
    x = 1,742,102.56

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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.