Home / 1,582,061.96-2,371,119.24-771,778.64

Finding the Fourth Proportional to 1,582,061.96, 2,371,119.24 and 771,778.64

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Solution

The fourth proportional to 1,582,061.96, 2,371,119.24 and 771,778.64 is: 1,156,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,061.96 : 2,371,119.24 = 771,778.64 : x
  2. Step 2: Convert to fraction form
    1,582,061.96/2,371,119.24 = 771,778.64/x
  3. Step 3: Cross multiply
    1,582,061.96x = 2,371,119.24 × 771,778.64
  4. Step 4: Simplify right side
    1,582,061.96x = 1,829,979,182,325.03
  5. Step 5: Solve for x
    x = 1,829,979,182,325.03/1,582,061.96
  6. Step 6: Final answer
    x = 1,156,705.13

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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.