Home / 1,106,637.80-1,660,734.30-708,247.40

Finding the Fourth Proportional to 1,106,637.80, 1,660,734.30 and 708,247.40

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Solution

The fourth proportional to 1,106,637.80, 1,660,734.30 and 708,247.40 is: 1,062,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,637.80 : 1,660,734.30 = 708,247.40 : x
  2. Step 2: Convert to fraction form
    1,106,637.80/1,660,734.30 = 708,247.40/x
  3. Step 3: Cross multiply
    1,106,637.80x = 1,660,734.30 × 708,247.40
  4. Step 4: Simplify right side
    1,106,637.80x = 1,176,210,750,065.82
  5. Step 5: Solve for x
    x = 1,176,210,750,065.82/1,106,637.80
  6. Step 6: Final answer
    x = 1,062,868.76

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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.