Home / 1,625,742.84-2,438,692.02-785,001.72

Finding the Fourth Proportional to 1,625,742.84, 2,438,692.02 and 785,001.72

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Solution

The fourth proportional to 1,625,742.84, 2,438,692.02 and 785,001.72 is: 1,177,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,742.84 : 2,438,692.02 = 785,001.72 : x
  2. Step 2: Convert to fraction form
    1,625,742.84/2,438,692.02 = 785,001.72/x
  3. Step 3: Cross multiply
    1,625,742.84x = 2,438,692.02 × 785,001.72
  4. Step 4: Simplify right side
    1,625,742.84x = 1,914,377,430,250.27
  5. Step 5: Solve for x
    x = 1,914,377,430,250.27/1,625,742.84
  6. Step 6: Final answer
    x = 1,177,540.13

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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.