Home / 1,945,258.13-2,917,377.86-578,663.62

Finding the Fourth Proportional to 1,945,258.13, 2,917,377.86 and 578,663.62

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Solution

The fourth proportional to 1,945,258.13, 2,917,377.86 and 578,663.62 is: 867,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,258.13 : 2,917,377.86 = 578,663.62 : x
  2. Step 2: Convert to fraction form
    1,945,258.13/2,917,377.86 = 578,663.62/x
  3. Step 3: Cross multiply
    1,945,258.13x = 2,917,377.86 × 578,663.62
  4. Step 4: Simplify right side
    1,945,258.13x = 1,688,180,423,188.69
  5. Step 5: Solve for x
    x = 1,688,180,423,188.69/1,945,258.13
  6. Step 6: Final answer
    x = 867,843.91

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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.