Home / 1,754,894.20-2,628,404.70-1,439,966.20

Finding the Fourth Proportional to 1,754,894.20, 2,628,404.70 and 1,439,966.20

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Solution

The fourth proportional to 1,754,894.20, 2,628,404.70 and 1,439,966.20 is: 2,156,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,894.20 : 2,628,404.70 = 1,439,966.20 : x
  2. Step 2: Convert to fraction form
    1,754,894.20/2,628,404.70 = 1,439,966.20/x
  3. Step 3: Cross multiply
    1,754,894.20x = 2,628,404.70 × 1,439,966.20
  4. Step 4: Simplify right side
    1,754,894.20x = 3,784,813,927,921.14
  5. Step 5: Solve for x
    x = 3,784,813,927,921.14/1,754,894.20
  6. Step 6: Final answer
    x = 2,156,719.15

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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.