Home / 1,326,657.20-1,830,557.41-782,751.92

Finding the Fourth Proportional to 1,326,657.20, 1,830,557.41 and 782,751.92

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Solution

The fourth proportional to 1,326,657.20, 1,830,557.41 and 782,751.92 is: 1,080,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,657.20 : 1,830,557.41 = 782,751.92 : x
  2. Step 2: Convert to fraction form
    1,326,657.20/1,830,557.41 = 782,751.92/x
  3. Step 3: Cross multiply
    1,326,657.20x = 1,830,557.41 × 782,751.92
  4. Step 4: Simplify right side
    1,326,657.20x = 1,432,872,316,238.06
  5. Step 5: Solve for x
    x = 1,432,872,316,238.06/1,326,657.20
  6. Step 6: Final answer
    x = 1,080,062.22

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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.