Home / 1,207,332.02-1,665,754.80-723,720.72

Finding the Fourth Proportional to 1,207,332.02, 1,665,754.80 and 723,720.72

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Solution

The fourth proportional to 1,207,332.02, 1,665,754.80 and 723,720.72 is: 998,516.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,332.02 : 1,665,754.80 = 723,720.72 : x
  2. Step 2: Convert to fraction form
    1,207,332.02/1,665,754.80 = 723,720.72/x
  3. Step 3: Cross multiply
    1,207,332.02x = 1,665,754.80 × 723,720.72
  4. Step 4: Simplify right side
    1,207,332.02x = 1,205,541,263,199.46
  5. Step 5: Solve for x
    x = 1,205,541,263,199.46/1,207,332.02
  6. Step 6: Final answer
    x = 998,516.77

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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.