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Finding the Fourth Proportional to 1,270,657, 1,753,506.66 and 734,113

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Solution

The fourth proportional to 1,270,657, 1,753,506.66 and 734,113 is: 1,013,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,657 : 1,753,506.66 = 734,113 : x
  2. Step 2: Convert to fraction form
    1,270,657/1,753,506.66 = 734,113/x
  3. Step 3: Cross multiply
    1,270,657x = 1,753,506.66 × 734,113
  4. Step 4: Simplify right side
    1,270,657x = 1,287,272,034,692.58
  5. Step 5: Solve for x
    x = 1,287,272,034,692.58/1,270,657
  6. Step 6: Final answer
    x = 1,013,075.94

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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.