Home / 1,578,048.20-2,364,350.70-734,870.60

Finding the Fourth Proportional to 1,578,048.20, 2,364,350.70 and 734,870.60

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Solution

The fourth proportional to 1,578,048.20, 2,364,350.70 and 734,870.60 is: 1,101,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,048.20 : 2,364,350.70 = 734,870.60 : x
  2. Step 2: Convert to fraction form
    1,578,048.20/2,364,350.70 = 734,870.60/x
  3. Step 3: Cross multiply
    1,578,048.20x = 2,364,350.70 × 734,870.60
  4. Step 4: Simplify right side
    1,578,048.20x = 1,737,491,817,519.42
  5. Step 5: Solve for x
    x = 1,737,491,817,519.42/1,578,048.20
  6. Step 6: Final answer
    x = 1,101,038.50

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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.