Home / 1,123,590-1,550,554.25-607,342.20

Finding the Fourth Proportional to 1,123,590, 1,550,554.25 and 607,342.20

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Solution

The fourth proportional to 1,123,590, 1,550,554.25 and 607,342.20 is: 838,132.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,590 : 1,550,554.25 = 607,342.20 : x
  2. Step 2: Convert to fraction form
    1,123,590/1,550,554.25 = 607,342.20/x
  3. Step 3: Cross multiply
    1,123,590x = 1,550,554.25 × 607,342.20
  4. Step 4: Simplify right side
    1,123,590x = 941,717,029,414.35
  5. Step 5: Solve for x
    x = 941,717,029,414.35/1,123,590
  6. Step 6: Final answer
    x = 838,132.26

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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.