Home / 1,159,139.12-1,730,265.77-1,073,661.84

Finding the Fourth Proportional to 1,159,139.12, 1,730,265.77 and 1,073,661.84

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Solution

The fourth proportional to 1,159,139.12, 1,730,265.77 and 1,073,661.84 is: 1,602,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,139.12 : 1,730,265.77 = 1,073,661.84 : x
  2. Step 2: Convert to fraction form
    1,159,139.12/1,730,265.77 = 1,073,661.84/x
  3. Step 3: Cross multiply
    1,159,139.12x = 1,730,265.77 × 1,073,661.84
  4. Step 4: Simplify right side
    1,159,139.12x = 1,857,720,332,991.37
  5. Step 5: Solve for x
    x = 1,857,720,332,991.37/1,159,139.12
  6. Step 6: Final answer
    x = 1,602,672.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.