Home / 1,750,767.80-2,626,381.35-685,671.44

Finding the Fourth Proportional to 1,750,767.80, 2,626,381.35 and 685,671.44

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Solution

The fourth proportional to 1,750,767.80, 2,626,381.35 and 685,671.44 is: 1,028,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,767.80 : 2,626,381.35 = 685,671.44 : x
  2. Step 2: Convert to fraction form
    1,750,767.80/2,626,381.35 = 685,671.44/x
  3. Step 3: Cross multiply
    1,750,767.80x = 2,626,381.35 × 685,671.44
  4. Step 4: Simplify right side
    1,750,767.80x = 1,800,834,669,111.74
  5. Step 5: Solve for x
    x = 1,800,834,669,111.74/1,750,767.80
  6. Step 6: Final answer
    x = 1,028,597.10

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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.