Home / 3,875,136.32-5,812,699.02-1,316,616.96

Finding the Fourth Proportional to 3,875,136.32, 5,812,699.02 and 1,316,616.96

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Solution

The fourth proportional to 3,875,136.32, 5,812,699.02 and 1,316,616.96 is: 1,974,923.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,136.32 : 5,812,699.02 = 1,316,616.96 : x
  2. Step 2: Convert to fraction form
    3,875,136.32/5,812,699.02 = 1,316,616.96/x
  3. Step 3: Cross multiply
    3,875,136.32x = 5,812,699.02 × 1,316,616.96
  4. Step 4: Simplify right side
    3,875,136.32x = 7,653,098,129,967.69
  5. Step 5: Solve for x
    x = 7,653,098,129,967.69/3,875,136.32
  6. Step 6: Final answer
    x = 1,974,923.59

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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.