Home / 1,192,800.47-1,646,041.95-662,353.89

Finding the Fourth Proportional to 1,192,800.47, 1,646,041.95 and 662,353.89

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Solution

The fourth proportional to 1,192,800.47, 1,646,041.95 and 662,353.89 is: 914,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,800.47 : 1,646,041.95 = 662,353.89 : x
  2. Step 2: Convert to fraction form
    1,192,800.47/1,646,041.95 = 662,353.89/x
  3. Step 3: Cross multiply
    1,192,800.47x = 1,646,041.95 × 662,353.89
  4. Step 4: Simplify right side
    1,192,800.47x = 1,090,262,288,685.69
  5. Step 5: Solve for x
    x = 1,090,262,288,685.69/1,192,800.47
  6. Step 6: Final answer
    x = 914,035.77

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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.