Home / 1,127,924.27-1,691,210.57-359,089.71

Finding the Fourth Proportional to 1,127,924.27, 1,691,210.57 and 359,089.71

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Solution

The fourth proportional to 1,127,924.27, 1,691,210.57 and 359,089.71 is: 538,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,924.27 : 1,691,210.57 = 359,089.71 : x
  2. Step 2: Convert to fraction form
    1,127,924.27/1,691,210.57 = 359,089.71/x
  3. Step 3: Cross multiply
    1,127,924.27x = 1,691,210.57 × 359,089.71
  4. Step 4: Simplify right side
    1,127,924.27x = 607,296,311,334.79
  5. Step 5: Solve for x
    x = 607,296,311,334.79/1,127,924.27
  6. Step 6: Final answer
    x = 538,419.40

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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.