Home / 887,126.45-1,223,807.74-581,070.38

Finding the Fourth Proportional to 887,126.45, 1,223,807.74 and 581,070.38

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Solution

The fourth proportional to 887,126.45, 1,223,807.74 and 581,070.38 is: 801,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,126.45 : 1,223,807.74 = 581,070.38 : x
  2. Step 2: Convert to fraction form
    887,126.45/1,223,807.74 = 581,070.38/x
  3. Step 3: Cross multiply
    887,126.45x = 1,223,807.74 × 581,070.38
  4. Step 4: Simplify right side
    887,126.45x = 711,118,420,957.03
  5. Step 5: Solve for x
    x = 711,118,420,957.03/887,126.45
  6. Step 6: Final answer
    x = 801,597.59

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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.