Home / 1,560,685.50-2,153,921.04-881,665.74

Finding the Fourth Proportional to 1,560,685.50, 2,153,921.04 and 881,665.74

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Solution

The fourth proportional to 1,560,685.50, 2,153,921.04 and 881,665.74 is: 1,216,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,685.50 : 2,153,921.04 = 881,665.74 : x
  2. Step 2: Convert to fraction form
    1,560,685.50/2,153,921.04 = 881,665.74/x
  3. Step 3: Cross multiply
    1,560,685.50x = 2,153,921.04 × 881,665.74
  4. Step 4: Simplify right side
    1,560,685.50x = 1,899,038,387,633.17
  5. Step 5: Solve for x
    x = 1,899,038,387,633.17/1,560,685.50
  6. Step 6: Final answer
    x = 1,216,797.61

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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.