Home / 1,813,987.20-2,506,754.88-1,360,490.88

Finding the Fourth Proportional to 1,813,987.20, 2,506,754.88 and 1,360,490.88

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Solution

The fourth proportional to 1,813,987.20, 2,506,754.88 and 1,360,490.88 is: 1,880,066.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,987.20 : 2,506,754.88 = 1,360,490.88 : x
  2. Step 2: Convert to fraction form
    1,813,987.20/2,506,754.88 = 1,360,490.88/x
  3. Step 3: Cross multiply
    1,813,987.20x = 2,506,754.88 × 1,360,490.88
  4. Step 4: Simplify right side
    1,813,987.20x = 3,410,417,152,635.49
  5. Step 5: Solve for x
    x = 3,410,417,152,635.49/1,813,987.20
  6. Step 6: Final answer
    x = 1,880,066.82

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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.