Home / 1,718,000.40-2,577,292.20-519,913.20

Finding the Fourth Proportional to 1,718,000.40, 2,577,292.20 and 519,913.20

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Solution

The fourth proportional to 1,718,000.40, 2,577,292.20 and 519,913.20 is: 779,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,000.40 : 2,577,292.20 = 519,913.20 : x
  2. Step 2: Convert to fraction form
    1,718,000.40/2,577,292.20 = 519,913.20/x
  3. Step 3: Cross multiply
    1,718,000.40x = 2,577,292.20 × 519,913.20
  4. Step 4: Simplify right side
    1,718,000.40x = 1,339,968,235,037.04
  5. Step 5: Solve for x
    x = 1,339,968,235,037.04/1,718,000.40
  6. Step 6: Final answer
    x = 779,958.05

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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.