Home / 1,426,725.59-1,968,881.13-782,150.33

Finding the Fourth Proportional to 1,426,725.59, 1,968,881.13 and 782,150.33

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Solution

The fourth proportional to 1,426,725.59, 1,968,881.13 and 782,150.33 is: 1,079,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,725.59 : 1,968,881.13 = 782,150.33 : x
  2. Step 2: Convert to fraction form
    1,426,725.59/1,968,881.13 = 782,150.33/x
  3. Step 3: Cross multiply
    1,426,725.59x = 1,968,881.13 × 782,150.33
  4. Step 4: Simplify right side
    1,426,725.59x = 1,539,961,030,482.48
  5. Step 5: Solve for x
    x = 1,539,961,030,482.48/1,426,725.59
  6. Step 6: Final answer
    x = 1,079,367.36

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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.