Home / 1,466,080.80-2,199,121.20-519,547.20

Finding the Fourth Proportional to 1,466,080.80, 2,199,121.20 and 519,547.20

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Solution

The fourth proportional to 1,466,080.80, 2,199,121.20 and 519,547.20 is: 779,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,080.80 : 2,199,121.20 = 519,547.20 : x
  2. Step 2: Convert to fraction form
    1,466,080.80/2,199,121.20 = 519,547.20/x
  3. Step 3: Cross multiply
    1,466,080.80x = 2,199,121.20 × 519,547.20
  4. Step 4: Simplify right side
    1,466,080.80x = 1,142,547,261,920.64
  5. Step 5: Solve for x
    x = 1,142,547,261,920.64/1,466,080.80
  6. Step 6: Final answer
    x = 779,320.80

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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.