Home / 1,486,775.07-2,051,751.41-807,711.57

Finding the Fourth Proportional to 1,486,775.07, 2,051,751.41 and 807,711.57

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Solution

The fourth proportional to 1,486,775.07, 2,051,751.41 and 807,711.57 is: 1,114,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,775.07 : 2,051,751.41 = 807,711.57 : x
  2. Step 2: Convert to fraction form
    1,486,775.07/2,051,751.41 = 807,711.57/x
  3. Step 3: Cross multiply
    1,486,775.07x = 2,051,751.41 × 807,711.57
  4. Step 4: Simplify right side
    1,486,775.07x = 1,657,223,348,582.26
  5. Step 5: Solve for x
    x = 1,657,223,348,582.26/1,486,775.07
  6. Step 6: Final answer
    x = 1,114,642.95

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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.