Home / 1,107,275.47-1,528,040.10-597,977.80

Finding the Fourth Proportional to 1,107,275.47, 1,528,040.10 and 597,977.80

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Solution

The fourth proportional to 1,107,275.47, 1,528,040.10 and 597,977.80 is: 825,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,275.47 : 1,528,040.10 = 597,977.80 : x
  2. Step 2: Convert to fraction form
    1,107,275.47/1,528,040.10 = 597,977.80/x
  3. Step 3: Cross multiply
    1,107,275.47x = 1,528,040.10 × 597,977.80
  4. Step 4: Simplify right side
    1,107,275.47x = 913,734,057,309.78
  5. Step 5: Solve for x
    x = 913,734,057,309.78/1,107,275.47
  6. Step 6: Final answer
    x = 825,209.34

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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.