Home / 5,286,681.60-7,295,672-2,994,793.28

Finding the Fourth Proportional to 5,286,681.60, 7,295,672 and 2,994,793.28

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Solution

The fourth proportional to 5,286,681.60, 7,295,672 and 2,994,793.28 is: 4,132,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,681.60 : 7,295,672 = 2,994,793.28 : x
  2. Step 2: Convert to fraction form
    5,286,681.60/7,295,672 = 2,994,793.28/x
  3. Step 3: Cross multiply
    5,286,681.60x = 7,295,672 × 2,994,793.28
  4. Step 4: Simplify right side
    5,286,681.60x = 21,849,029,478,684.16
  5. Step 5: Solve for x
    x = 21,849,029,478,684.16/5,286,681.60
  6. Step 6: Final answer
    x = 4,132,843.84

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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.