Home / 1,775,326.40-2,662,989.60-710,532.80

Finding the Fourth Proportional to 1,775,326.40, 2,662,989.60 and 710,532.80

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Solution

The fourth proportional to 1,775,326.40, 2,662,989.60 and 710,532.80 is: 1,065,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,326.40 : 2,662,989.60 = 710,532.80 : x
  2. Step 2: Convert to fraction form
    1,775,326.40/2,662,989.60 = 710,532.80/x
  3. Step 3: Cross multiply
    1,775,326.40x = 2,662,989.60 × 710,532.80
  4. Step 4: Simplify right side
    1,775,326.40x = 1,892,141,456,858.88
  5. Step 5: Solve for x
    x = 1,892,141,456,858.88/1,775,326.40
  6. Step 6: Final answer
    x = 1,065,799.20

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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.