Home / 1,454,479.40-2,178,744.77-1,185,565.88

Finding the Fourth Proportional to 1,454,479.40, 2,178,744.77 and 1,185,565.88

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Solution

The fourth proportional to 1,454,479.40, 2,178,744.77 and 1,185,565.88 is: 1,775,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,479.40 : 2,178,744.77 = 1,185,565.88 : x
  2. Step 2: Convert to fraction form
    1,454,479.40/2,178,744.77 = 1,185,565.88/x
  3. Step 3: Cross multiply
    1,454,479.40x = 2,178,744.77 × 1,185,565.88
  4. Step 4: Simplify right side
    1,454,479.40x = 2,583,045,443,718.89
  5. Step 5: Solve for x
    x = 2,583,045,443,718.89/1,454,479.40
  6. Step 6: Final answer
    x = 1,775,924.40

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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.