Home / 1,091,346.11-1,506,104.20-607,911.58

Finding the Fourth Proportional to 1,091,346.11, 1,506,104.20 and 607,911.58

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Solution

The fourth proportional to 1,091,346.11, 1,506,104.20 and 607,911.58 is: 838,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,346.11 : 1,506,104.20 = 607,911.58 : x
  2. Step 2: Convert to fraction form
    1,091,346.11/1,506,104.20 = 607,911.58/x
  3. Step 3: Cross multiply
    1,091,346.11x = 1,506,104.20 × 607,911.58
  4. Step 4: Simplify right side
    1,091,346.11x = 915,578,188,218.91
  5. Step 5: Solve for x
    x = 915,578,188,218.91/1,091,346.11
  6. Step 6: Final answer
    x = 838,943.93

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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.