Home / 1,866,344.40-2,799,516.60-801,205.20

Finding the Fourth Proportional to 1,866,344.40, 2,799,516.60 and 801,205.20

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Solution

The fourth proportional to 1,866,344.40, 2,799,516.60 and 801,205.20 is: 1,201,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,344.40 : 2,799,516.60 = 801,205.20 : x
  2. Step 2: Convert to fraction form
    1,866,344.40/2,799,516.60 = 801,205.20/x
  3. Step 3: Cross multiply
    1,866,344.40x = 2,799,516.60 × 801,205.20
  4. Step 4: Simplify right side
    1,866,344.40x = 2,242,987,257,406.32
  5. Step 5: Solve for x
    x = 2,242,987,257,406.32/1,866,344.40
  6. Step 6: Final answer
    x = 1,201,807.80

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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.