Home / 1,008,078.15-1,510,562.02-874,330.95

Finding the Fourth Proportional to 1,008,078.15, 1,510,562.02 and 874,330.95

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Solution

The fourth proportional to 1,008,078.15, 1,510,562.02 and 874,330.95 is: 1,310,147.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,078.15 : 1,510,562.02 = 874,330.95 : x
  2. Step 2: Convert to fraction form
    1,008,078.15/1,510,562.02 = 874,330.95/x
  3. Step 3: Cross multiply
    1,008,078.15x = 1,510,562.02 × 874,330.95
  4. Step 4: Simplify right side
    1,008,078.15x = 1,320,731,125,980.52
  5. Step 5: Solve for x
    x = 1,320,731,125,980.52/1,008,078.15
  6. Step 6: Final answer
    x = 1,310,147.56

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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.