Home / 5,364,865.80-8,047,298.70-1,771,187.40

Finding the Fourth Proportional to 5,364,865.80, 8,047,298.70 and 1,771,187.40

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Solution

The fourth proportional to 5,364,865.80, 8,047,298.70 and 1,771,187.40 is: 2,656,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364,865.80 : 8,047,298.70 = 1,771,187.40 : x
  2. Step 2: Convert to fraction form
    5,364,865.80/8,047,298.70 = 1,771,187.40/x
  3. Step 3: Cross multiply
    5,364,865.80x = 8,047,298.70 × 1,771,187.40
  4. Step 4: Simplify right side
    5,364,865.80x = 14,253,274,061,476.38
  5. Step 5: Solve for x
    x = 14,253,274,061,476.38/5,364,865.80
  6. Step 6: Final answer
    x = 2,656,781.10

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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.