Home / 4,478,134.72-6,180,041.67-2,518,626.46

Finding the Fourth Proportional to 4,478,134.72, 6,180,041.67 and 2,518,626.46

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Solution

The fourth proportional to 4,478,134.72, 6,180,041.67 and 2,518,626.46 is: 3,475,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,134.72 : 6,180,041.67 = 2,518,626.46 : x
  2. Step 2: Convert to fraction form
    4,478,134.72/6,180,041.67 = 2,518,626.46/x
  3. Step 3: Cross multiply
    4,478,134.72x = 6,180,041.67 × 2,518,626.46
  4. Step 4: Simplify right side
    4,478,134.72x = 15,565,216,460,657.21
  5. Step 5: Solve for x
    x = 15,565,216,460,657.21/4,478,134.72
  6. Step 6: Final answer
    x = 3,475,825.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.