Home / 1,223,320.80-1,834,981.20-1,046,173.80

Finding the Fourth Proportional to 1,223,320.80, 1,834,981.20 and 1,046,173.80

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Solution

The fourth proportional to 1,223,320.80, 1,834,981.20 and 1,046,173.80 is: 1,569,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,320.80 : 1,834,981.20 = 1,046,173.80 : x
  2. Step 2: Convert to fraction form
    1,223,320.80/1,834,981.20 = 1,046,173.80/x
  3. Step 3: Cross multiply
    1,223,320.80x = 1,834,981.20 × 1,046,173.80
  4. Step 4: Simplify right side
    1,223,320.80x = 1,919,709,254,932.56
  5. Step 5: Solve for x
    x = 1,919,709,254,932.56/1,223,320.80
  6. Step 6: Final answer
    x = 1,569,260.70

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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.