Home / 1,205,347.41-1,663,269.49-715,232.46

Finding the Fourth Proportional to 1,205,347.41, 1,663,269.49 and 715,232.46

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Solution

The fourth proportional to 1,205,347.41, 1,663,269.49 and 715,232.46 is: 986,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,347.41 : 1,663,269.49 = 715,232.46 : x
  2. Step 2: Convert to fraction form
    1,205,347.41/1,663,269.49 = 715,232.46/x
  3. Step 3: Cross multiply
    1,205,347.41x = 1,663,269.49 × 715,232.46
  4. Step 4: Simplify right side
    1,205,347.41x = 1,189,624,327,405.82
  5. Step 5: Solve for x
    x = 1,189,624,327,405.82/1,205,347.41
  6. Step 6: Final answer
    x = 986,955.56

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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.