Home / 1,767,734.66-2,439,389.85-1,003,686.50

Finding the Fourth Proportional to 1,767,734.66, 2,439,389.85 and 1,003,686.50

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Solution

The fourth proportional to 1,767,734.66, 2,439,389.85 and 1,003,686.50 is: 1,385,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,734.66 : 2,439,389.85 = 1,003,686.50 : x
  2. Step 2: Convert to fraction form
    1,767,734.66/2,439,389.85 = 1,003,686.50/x
  3. Step 3: Cross multiply
    1,767,734.66x = 2,439,389.85 × 1,003,686.50
  4. Step 4: Simplify right side
    1,767,734.66x = 2,448,382,660,682.03
  5. Step 5: Solve for x
    x = 2,448,382,660,682.03/1,767,734.66
  6. Step 6: Final answer
    x = 1,385,039.69

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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.