Home / 1,921,500.60-2,651,681.40-1,050,336.60

Finding the Fourth Proportional to 1,921,500.60, 2,651,681.40 and 1,050,336.60

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Solution

The fourth proportional to 1,921,500.60, 2,651,681.40 and 1,050,336.60 is: 1,449,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,500.60 : 2,651,681.40 = 1,050,336.60 : x
  2. Step 2: Convert to fraction form
    1,921,500.60/2,651,681.40 = 1,050,336.60/x
  3. Step 3: Cross multiply
    1,921,500.60x = 2,651,681.40 × 1,050,336.60
  4. Step 4: Simplify right side
    1,921,500.60x = 2,785,158,025,959.24
  5. Step 5: Solve for x
    x = 2,785,158,025,959.24/1,921,500.60
  6. Step 6: Final answer
    x = 1,449,470.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.