Home / 1,623,701.76-2,240,712.78-898,599.48

Finding the Fourth Proportional to 1,623,701.76, 2,240,712.78 and 898,599.48

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Solution

The fourth proportional to 1,623,701.76, 2,240,712.78 and 898,599.48 is: 1,240,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,701.76 : 2,240,712.78 = 898,599.48 : x
  2. Step 2: Convert to fraction form
    1,623,701.76/2,240,712.78 = 898,599.48/x
  3. Step 3: Cross multiply
    1,623,701.76x = 2,240,712.78 × 898,599.48
  4. Step 4: Simplify right side
    1,623,701.76x = 2,013,503,338,937.35
  5. Step 5: Solve for x
    x = 2,013,503,338,937.35/1,623,701.76
  6. Step 6: Final answer
    x = 1,240,069.69

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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.