Home / 1,525,227.67-2,105,000.86-880,646.78

Finding the Fourth Proportional to 1,525,227.67, 2,105,000.86 and 880,646.78

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Solution

The fourth proportional to 1,525,227.67, 2,105,000.86 and 880,646.78 is: 1,215,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,227.67 : 2,105,000.86 = 880,646.78 : x
  2. Step 2: Convert to fraction form
    1,525,227.67/2,105,000.86 = 880,646.78/x
  3. Step 3: Cross multiply
    1,525,227.67x = 2,105,000.86 × 880,646.78
  4. Step 4: Simplify right side
    1,525,227.67x = 1,853,762,229,256.23
  5. Step 5: Solve for x
    x = 1,853,762,229,256.23/1,525,227.67
  6. Step 6: Final answer
    x = 1,215,400.34

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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.