Home / 887,840.62-1,224,402.95-581,805.85

Finding the Fourth Proportional to 887,840.62, 1,224,402.95 and 581,805.85

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Solution

The fourth proportional to 887,840.62, 1,224,402.95 and 581,805.85 is: 802,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,840.62 : 1,224,402.95 = 581,805.85 : x
  2. Step 2: Convert to fraction form
    887,840.62/1,224,402.95 = 581,805.85/x
  3. Step 3: Cross multiply
    887,840.62x = 1,224,402.95 × 581,805.85
  4. Step 4: Simplify right side
    887,840.62x = 712,364,797,460.77
  5. Step 5: Solve for x
    x = 712,364,797,460.77/887,840.62
  6. Step 6: Final answer
    x = 802,356.62

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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.