Home / 1,361,330.10-2,041,995.15-1,296,011.70

Finding the Fourth Proportional to 1,361,330.10, 2,041,995.15 and 1,296,011.70

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Solution

The fourth proportional to 1,361,330.10, 2,041,995.15 and 1,296,011.70 is: 1,944,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,330.10 : 2,041,995.15 = 1,296,011.70 : x
  2. Step 2: Convert to fraction form
    1,361,330.10/2,041,995.15 = 1,296,011.70/x
  3. Step 3: Cross multiply
    1,361,330.10x = 2,041,995.15 × 1,296,011.70
  4. Step 4: Simplify right side
    1,361,330.10x = 2,646,449,605,743.26
  5. Step 5: Solve for x
    x = 2,646,449,605,743.26/1,361,330.10
  6. Step 6: Final answer
    x = 1,944,017.55

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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.