Home / 1,578,031.20-2,364,325.20-734,853.60

Finding the Fourth Proportional to 1,578,031.20, 2,364,325.20 and 734,853.60

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Solution

The fourth proportional to 1,578,031.20, 2,364,325.20 and 734,853.60 is: 1,101,013.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,031.20 : 2,364,325.20 = 734,853.60 : x
  2. Step 2: Convert to fraction form
    1,578,031.20/2,364,325.20 = 734,853.60/x
  3. Step 3: Cross multiply
    1,578,031.20x = 2,364,325.20 × 734,853.60
  4. Step 4: Simplify right side
    1,578,031.20x = 1,737,432,884,790.72
  5. Step 5: Solve for x
    x = 1,737,432,884,790.72/1,578,031.20
  6. Step 6: Final answer
    x = 1,101,013.01

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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.