Home / 1,398,618.78-2,098,518.21-893,749.02

Finding the Fourth Proportional to 1,398,618.78, 2,098,518.21 and 893,749.02

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Solution

The fourth proportional to 1,398,618.78, 2,098,518.21 and 893,749.02 is: 1,341,000.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,618.78 : 2,098,518.21 = 893,749.02 : x
  2. Step 2: Convert to fraction form
    1,398,618.78/2,098,518.21 = 893,749.02/x
  3. Step 3: Cross multiply
    1,398,618.78x = 2,098,518.21 × 893,749.02
  4. Step 4: Simplify right side
    1,398,618.78x = 1,875,548,593,639.65
  5. Step 5: Solve for x
    x = 1,875,548,593,639.65/1,398,618.78
  6. Step 6: Final answer
    x = 1,341,000.58

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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.