Home / 1,425,752.88-2,141,973.60-1,345,050.96

Finding the Fourth Proportional to 1,425,752.88, 2,141,973.60 and 1,345,050.96

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Solution

The fourth proportional to 1,425,752.88, 2,141,973.60 and 1,345,050.96 is: 2,020,731.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,752.88 : 2,141,973.60 = 1,345,050.96 : x
  2. Step 2: Convert to fraction form
    1,425,752.88/2,141,973.60 = 1,345,050.96/x
  3. Step 3: Cross multiply
    1,425,752.88x = 2,141,973.60 × 1,345,050.96
  4. Step 4: Simplify right side
    1,425,752.88x = 2,881,063,646,974.66
  5. Step 5: Solve for x
    x = 2,881,063,646,974.66/1,425,752.88
  6. Step 6: Final answer
    x = 2,020,731.42

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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.