Home / 1,866,720.20-2,800,488.56-604,675.40

Finding the Fourth Proportional to 1,866,720.20, 2,800,488.56 and 604,675.40

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Solution

The fourth proportional to 1,866,720.20, 2,800,488.56 and 604,675.40 is: 907,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,720.20 : 2,800,488.56 = 604,675.40 : x
  2. Step 2: Convert to fraction form
    1,866,720.20/2,800,488.56 = 604,675.40/x
  3. Step 3: Cross multiply
    1,866,720.20x = 2,800,488.56 × 604,675.40
  4. Step 4: Simplify right side
    1,866,720.20x = 1,693,386,540,213.42
  5. Step 5: Solve for x
    x = 1,693,386,540,213.42/1,866,720.20
  6. Step 6: Final answer
    x = 907,145.35

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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.