Home / 1,747,555.77-2,411,139.71-1,127,098.40

Finding the Fourth Proportional to 1,747,555.77, 2,411,139.71 and 1,127,098.40

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Solution

The fourth proportional to 1,747,555.77, 2,411,139.71 and 1,127,098.40 is: 1,555,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,555.77 : 2,411,139.71 = 1,127,098.40 : x
  2. Step 2: Convert to fraction form
    1,747,555.77/2,411,139.71 = 1,127,098.40/x
  3. Step 3: Cross multiply
    1,747,555.77x = 2,411,139.71 × 1,127,098.40
  4. Step 4: Simplify right side
    1,747,555.77x = 2,717,591,703,289.61
  5. Step 5: Solve for x
    x = 2,717,591,703,289.61/1,747,555.77
  6. Step 6: Final answer
    x = 1,555,081.54

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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.