Home / 1,754,812.80-2,635,329.60-1,356,422.40

Finding the Fourth Proportional to 1,754,812.80, 2,635,329.60 and 1,356,422.40

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Solution

The fourth proportional to 1,754,812.80, 2,635,329.60 and 1,356,422.40 is: 2,037,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,812.80 : 2,635,329.60 = 1,356,422.40 : x
  2. Step 2: Convert to fraction form
    1,754,812.80/2,635,329.60 = 1,356,422.40/x
  3. Step 3: Cross multiply
    1,754,812.80x = 2,635,329.60 × 1,356,422.40
  4. Step 4: Simplify right side
    1,754,812.80x = 3,574,620,100,823.04
  5. Step 5: Solve for x
    x = 3,574,620,100,823.04/1,754,812.80
  6. Step 6: Final answer
    x = 2,037,037.85

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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.