Home / 1,049,807.64-1,572,343.94-487,659.16

Finding the Fourth Proportional to 1,049,807.64, 1,572,343.94 and 487,659.16

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Solution

The fourth proportional to 1,049,807.64, 1,572,343.94 and 487,659.16 is: 730,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,807.64 : 1,572,343.94 = 487,659.16 : x
  2. Step 2: Convert to fraction form
    1,049,807.64/1,572,343.94 = 487,659.16/x
  3. Step 3: Cross multiply
    1,049,807.64x = 1,572,343.94 × 487,659.16
  4. Step 4: Simplify right side
    1,049,807.64x = 766,767,925,011.49
  5. Step 5: Solve for x
    x = 766,767,925,011.49/1,049,807.64
  6. Step 6: Final answer
    x = 730,388.97

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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.