Home / 1,866,271.40-2,799,407.10-668,232.80

Finding the Fourth Proportional to 1,866,271.40, 2,799,407.10 and 668,232.80

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Solution

The fourth proportional to 1,866,271.40, 2,799,407.10 and 668,232.80 is: 1,002,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,271.40 : 2,799,407.10 = 668,232.80 : x
  2. Step 2: Convert to fraction form
    1,866,271.40/2,799,407.10 = 668,232.80/x
  3. Step 3: Cross multiply
    1,866,271.40x = 2,799,407.10 × 668,232.80
  4. Step 4: Simplify right side
    1,866,271.40x = 1,870,655,644,772.88
  5. Step 5: Solve for x
    x = 1,870,655,644,772.88/1,866,271.40
  6. Step 6: Final answer
    x = 1,002,349.20

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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.