Home / 2,985,584.32-4,478,240.40-963,921.52

Finding the Fourth Proportional to 2,985,584.32, 4,478,240.40 and 963,921.52

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Solution

The fourth proportional to 2,985,584.32, 4,478,240.40 and 963,921.52 is: 1,445,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,584.32 : 4,478,240.40 = 963,921.52 : x
  2. Step 2: Convert to fraction form
    2,985,584.32/4,478,240.40 = 963,921.52/x
  3. Step 3: Cross multiply
    2,985,584.32x = 4,478,240.40 × 963,921.52
  4. Step 4: Simplify right side
    2,985,584.32x = 4,316,672,293,293.41
  5. Step 5: Solve for x
    x = 4,316,672,293,293.41/2,985,584.32
  6. Step 6: Final answer
    x = 1,445,838.35

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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.