Home / 4,458,869.40-6,688,304.10-3,115,176.60

Finding the Fourth Proportional to 4,458,869.40, 6,688,304.10 and 3,115,176.60

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Solution

The fourth proportional to 4,458,869.40, 6,688,304.10 and 3,115,176.60 is: 4,672,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458,869.40 : 6,688,304.10 = 3,115,176.60 : x
  2. Step 2: Convert to fraction form
    4,458,869.40/6,688,304.10 = 3,115,176.60/x
  3. Step 3: Cross multiply
    4,458,869.40x = 6,688,304.10 × 3,115,176.60
  4. Step 4: Simplify right side
    4,458,869.40x = 20,835,248,426,004.06
  5. Step 5: Solve for x
    x = 20,835,248,426,004.06/4,458,869.40
  6. Step 6: Final answer
    x = 4,672,764.90

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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.