Home / 1,775,066.40-2,663,255.70-710,872.20

Finding the Fourth Proportional to 1,775,066.40, 2,663,255.70 and 710,872.20

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Solution

The fourth proportional to 1,775,066.40, 2,663,255.70 and 710,872.20 is: 1,066,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,066.40 : 2,663,255.70 = 710,872.20 : x
  2. Step 2: Convert to fraction form
    1,775,066.40/2,663,255.70 = 710,872.20/x
  3. Step 3: Cross multiply
    1,775,066.40x = 2,663,255.70 × 710,872.20
  4. Step 4: Simplify right side
    1,775,066.40x = 1,893,234,438,621.54
  5. Step 5: Solve for x
    x = 1,893,234,438,621.54/1,775,066.40
  6. Step 6: Final answer
    x = 1,066,571.05

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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.