Home / 1,254,297.53-1,727,765.56-1,011,901.39

Finding the Fourth Proportional to 1,254,297.53, 1,727,765.56 and 1,011,901.39

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Solution

The fourth proportional to 1,254,297.53, 1,727,765.56 and 1,011,901.39 is: 1,393,870.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,297.53 : 1,727,765.56 = 1,011,901.39 : x
  2. Step 2: Convert to fraction form
    1,254,297.53/1,727,765.56 = 1,011,901.39/x
  3. Step 3: Cross multiply
    1,254,297.53x = 1,727,765.56 × 1,011,901.39
  4. Step 4: Simplify right side
    1,254,297.53x = 1,748,328,371,758.13
  5. Step 5: Solve for x
    x = 1,748,328,371,758.13/1,254,297.53
  6. Step 6: Final answer
    x = 1,393,870.54

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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.