Home / 1,038,091.44-1,557,059.40-290,195.76

Finding the Fourth Proportional to 1,038,091.44, 1,557,059.40 and 290,195.76

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Solution

The fourth proportional to 1,038,091.44, 1,557,059.40 and 290,195.76 is: 435,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,091.44 : 1,557,059.40 = 290,195.76 : x
  2. Step 2: Convert to fraction form
    1,038,091.44/1,557,059.40 = 290,195.76/x
  3. Step 3: Cross multiply
    1,038,091.44x = 1,557,059.40 × 290,195.76
  4. Step 4: Simplify right side
    1,038,091.44x = 451,852,035,948.14
  5. Step 5: Solve for x
    x = 451,852,035,948.14/1,038,091.44
  6. Step 6: Final answer
    x = 435,271.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.