Home / 1,116,638.70-1,540,885.59-607,330.14

Finding the Fourth Proportional to 1,116,638.70, 1,540,885.59 and 607,330.14

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Solution

The fourth proportional to 1,116,638.70, 1,540,885.59 and 607,330.14 is: 838,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,638.70 : 1,540,885.59 = 607,330.14 : x
  2. Step 2: Convert to fraction form
    1,116,638.70/1,540,885.59 = 607,330.14/x
  3. Step 3: Cross multiply
    1,116,638.70x = 1,540,885.59 × 607,330.14
  4. Step 4: Simplify right side
    1,116,638.70x = 935,826,261,098.68
  5. Step 5: Solve for x
    x = 935,826,261,098.68/1,116,638.70
  6. Step 6: Final answer
    x = 838,074.36

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Double scale
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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.