Home / 3,157,533-4,736,257.20-761,358.60

Finding the Fourth Proportional to 3,157,533, 4,736,257.20 and 761,358.60

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Solution

The fourth proportional to 3,157,533, 4,736,257.20 and 761,358.60 is: 1,142,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,533 : 4,736,257.20 = 761,358.60 : x
  2. Step 2: Convert to fraction form
    3,157,533/4,736,257.20 = 761,358.60/x
  3. Step 3: Cross multiply
    3,157,533x = 4,736,257.20 × 761,358.60
  4. Step 4: Simplify right side
    3,157,533x = 3,605,990,151,031.92
  5. Step 5: Solve for x
    x = 3,605,990,151,031.92/3,157,533
  6. Step 6: Final answer
    x = 1,142,027.70

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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.