Home / 1,049,410.80-1,572,301.80-487,292.40

Finding the Fourth Proportional to 1,049,410.80, 1,572,301.80 and 487,292.40

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Solution

The fourth proportional to 1,049,410.80, 1,572,301.80 and 487,292.40 is: 730,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,410.80 : 1,572,301.80 = 487,292.40 : x
  2. Step 2: Convert to fraction form
    1,049,410.80/1,572,301.80 = 487,292.40/x
  3. Step 3: Cross multiply
    1,049,410.80x = 1,572,301.80 × 487,292.40
  4. Step 4: Simplify right side
    1,049,410.80x = 766,170,717,646.32
  5. Step 5: Solve for x
    x = 766,170,717,646.32/1,049,410.80
  6. Step 6: Final answer
    x = 730,096.09

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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.