Home / 1,527,451.83-2,291,177.65-390,216.50

Finding the Fourth Proportional to 1,527,451.83, 2,291,177.65 and 390,216.50

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Solution

The fourth proportional to 1,527,451.83, 2,291,177.65 and 390,216.50 is: 585,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,451.83 : 2,291,177.65 = 390,216.50 : x
  2. Step 2: Convert to fraction form
    1,527,451.83/2,291,177.65 = 390,216.50/x
  3. Step 3: Cross multiply
    1,527,451.83x = 2,291,177.65 × 390,216.50
  4. Step 4: Simplify right side
    1,527,451.83x = 894,055,323,461.23
  5. Step 5: Solve for x
    x = 894,055,323,461.23/1,527,451.83
  6. Step 6: Final answer
    x = 585,324.73

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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.