Home / 2,985,400.64-4,478,737.08-963,759.44

Finding the Fourth Proportional to 2,985,400.64, 4,478,737.08 and 963,759.44

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Solution

The fourth proportional to 2,985,400.64, 4,478,737.08 and 963,759.44 is: 1,445,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,400.64 : 4,478,737.08 = 963,759.44 : x
  2. Step 2: Convert to fraction form
    2,985,400.64/4,478,737.08 = 963,759.44/x
  3. Step 3: Cross multiply
    2,985,400.64x = 4,478,737.08 × 963,759.44
  4. Step 4: Simplify right side
    2,985,400.64x = 4,316,425,140,128.04
  5. Step 5: Solve for x
    x = 4,316,425,140,128.04/2,985,400.64
  6. Step 6: Final answer
    x = 1,445,844.51

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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.