Home / 1,578,034.20-2,364,329.70-734,856.60

Finding the Fourth Proportional to 1,578,034.20, 2,364,329.70 and 734,856.60

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Solution

The fourth proportional to 1,578,034.20, 2,364,329.70 and 734,856.60 is: 1,101,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,034.20 : 2,364,329.70 = 734,856.60 : x
  2. Step 2: Convert to fraction form
    1,578,034.20/2,364,329.70 = 734,856.60/x
  3. Step 3: Cross multiply
    1,578,034.20x = 2,364,329.70 × 734,856.60
  4. Step 4: Simplify right side
    1,578,034.20x = 1,737,443,284,621.02
  5. Step 5: Solve for x
    x = 1,737,443,284,621.02/1,578,034.20
  6. Step 6: Final answer
    x = 1,101,017.51

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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.