Home / 1,528,387.80-2,292,508.80-517,410.60

Finding the Fourth Proportional to 1,528,387.80, 2,292,508.80 and 517,410.60

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Solution

The fourth proportional to 1,528,387.80, 2,292,508.80 and 517,410.60 is: 776,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,387.80 : 2,292,508.80 = 517,410.60 : x
  2. Step 2: Convert to fraction form
    1,528,387.80/2,292,508.80 = 517,410.60/x
  3. Step 3: Cross multiply
    1,528,387.80x = 2,292,508.80 × 517,410.60
  4. Step 4: Simplify right side
    1,528,387.80x = 1,186,168,353,713.28
  5. Step 5: Solve for x
    x = 1,186,168,353,713.28/1,528,387.80
  6. Step 6: Final answer
    x = 776,091.22

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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.