Home / 1,223,097.80-1,834,646.70-656,227.40

Finding the Fourth Proportional to 1,223,097.80, 1,834,646.70 and 656,227.40

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Solution

The fourth proportional to 1,223,097.80, 1,834,646.70 and 656,227.40 is: 984,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,097.80 : 1,834,646.70 = 656,227.40 : x
  2. Step 2: Convert to fraction form
    1,223,097.80/1,834,646.70 = 656,227.40/x
  3. Step 3: Cross multiply
    1,223,097.80x = 1,834,646.70 × 656,227.40
  4. Step 4: Simplify right side
    1,223,097.80x = 1,203,945,433,859.58
  5. Step 5: Solve for x
    x = 1,203,945,433,859.58/1,223,097.80
  6. Step 6: Final answer
    x = 984,341.10

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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.