Home / 3,445,820.52-5,168,730.44-921,410.16

Finding the Fourth Proportional to 3,445,820.52, 5,168,730.44 and 921,410.16

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Solution

The fourth proportional to 3,445,820.52, 5,168,730.44 and 921,410.16 is: 1,382,115.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,820.52 : 5,168,730.44 = 921,410.16 : x
  2. Step 2: Convert to fraction form
    3,445,820.52/5,168,730.44 = 921,410.16/x
  3. Step 3: Cross multiply
    3,445,820.52x = 5,168,730.44 × 921,410.16
  4. Step 4: Simplify right side
    3,445,820.52x = 4,762,520,741,717.27
  5. Step 5: Solve for x
    x = 4,762,520,741,717.27/3,445,820.52
  6. Step 6: Final answer
    x = 1,382,115.15

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1.5x scale

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.