Home / 1,398,619.78-2,098,519.71-893,750.02

Finding the Fourth Proportional to 1,398,619.78, 2,098,519.71 and 893,750.02

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Solution

The fourth proportional to 1,398,619.78, 2,098,519.71 and 893,750.02 is: 1,341,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,619.78 : 2,098,519.71 = 893,750.02 : x
  2. Step 2: Convert to fraction form
    1,398,619.78/2,098,519.71 = 893,750.02/x
  3. Step 3: Cross multiply
    1,398,619.78x = 2,098,519.71 × 893,750.02
  4. Step 4: Simplify right side
    1,398,619.78x = 1,875,552,032,782.89
  5. Step 5: Solve for x
    x = 1,875,552,032,782.89/1,398,619.78
  6. Step 6: Final answer
    x = 1,341,002.08

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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.