Home / 1,018,102.52-1,404,993-559,227.80

Finding the Fourth Proportional to 1,018,102.52, 1,404,993 and 559,227.80

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Solution

The fourth proportional to 1,018,102.52, 1,404,993 and 559,227.80 is: 771,740.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,102.52 : 1,404,993 = 559,227.80 : x
  2. Step 2: Convert to fraction form
    1,018,102.52/1,404,993 = 559,227.80/x
  3. Step 3: Cross multiply
    1,018,102.52x = 1,404,993 × 559,227.80
  4. Step 4: Simplify right side
    1,018,102.52x = 785,711,144,405.40
  5. Step 5: Solve for x
    x = 785,711,144,405.40/1,018,102.52
  6. Step 6: Final answer
    x = 771,740.69

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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.