Home / 1,278,269.93-1,764,049.13-705,347.00

Finding the Fourth Proportional to 1,278,269.93, 1,764,049.13 and 705,347.00

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Solution

The fourth proportional to 1,278,269.93, 1,764,049.13 and 705,347.00 is: 973,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,269.93 : 1,764,049.13 = 705,347.00 : x
  2. Step 2: Convert to fraction form
    1,278,269.93/1,764,049.13 = 705,347.00/x
  3. Step 3: Cross multiply
    1,278,269.93x = 1,764,049.13 × 705,347.00
  4. Step 4: Simplify right side
    1,278,269.93x = 1,244,266,767,871.60
  5. Step 5: Solve for x
    x = 1,244,266,767,871.60/1,278,269.93
  6. Step 6: Final answer
    x = 973,399.08

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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.