Home / 1,005,480.28-1,387,571.82-546,595.74

Finding the Fourth Proportional to 1,005,480.28, 1,387,571.82 and 546,595.74

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Solution

The fourth proportional to 1,005,480.28, 1,387,571.82 and 546,595.74 is: 754,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,480.28 : 1,387,571.82 = 546,595.74 : x
  2. Step 2: Convert to fraction form
    1,005,480.28/1,387,571.82 = 546,595.74/x
  3. Step 3: Cross multiply
    1,005,480.28x = 1,387,571.82 × 546,595.74
  4. Step 4: Simplify right side
    1,005,480.28x = 758,440,843,023.07
  5. Step 5: Solve for x
    x = 758,440,843,023.07/1,005,480.28
  6. Step 6: Final answer
    x = 754,307.03

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1.5x scale

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.