Home / 1,353,705.89-2,028,422.79-499,602.20

Finding the Fourth Proportional to 1,353,705.89, 2,028,422.79 and 499,602.20

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Solution

The fourth proportional to 1,353,705.89, 2,028,422.79 and 499,602.20 is: 748,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,705.89 : 2,028,422.79 = 499,602.20 : x
  2. Step 2: Convert to fraction form
    1,353,705.89/2,028,422.79 = 499,602.20/x
  3. Step 3: Cross multiply
    1,353,705.89x = 2,028,422.79 × 499,602.20
  4. Step 4: Simplify right side
    1,353,705.89x = 1,013,404,478,272.02
  5. Step 5: Solve for x
    x = 1,013,404,478,272.02/1,353,705.89
  6. Step 6: Final answer
    x = 748,614.96

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1.5x scale

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.