Home / 1,478,089.28-2,039,762.40-799,027.04

Finding the Fourth Proportional to 1,478,089.28, 2,039,762.40 and 799,027.04

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Solution

The fourth proportional to 1,478,089.28, 2,039,762.40 and 799,027.04 is: 1,102,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,089.28 : 2,039,762.40 = 799,027.04 : x
  2. Step 2: Convert to fraction form
    1,478,089.28/2,039,762.40 = 799,027.04/x
  3. Step 3: Cross multiply
    1,478,089.28x = 2,039,762.40 × 799,027.04
  4. Step 4: Simplify right side
    1,478,089.28x = 1,629,825,312,775.30
  5. Step 5: Solve for x
    x = 1,629,825,312,775.30/1,478,089.28
  6. Step 6: Final answer
    x = 1,102,656.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.