Home / 2,976,877.86-4,107,966.48-1,687,804.98

Finding the Fourth Proportional to 2,976,877.86, 4,107,966.48 and 1,687,804.98

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Solution

The fourth proportional to 2,976,877.86, 4,107,966.48 and 1,687,804.98 is: 2,329,100.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,877.86 : 4,107,966.48 = 1,687,804.98 : x
  2. Step 2: Convert to fraction form
    2,976,877.86/4,107,966.48 = 1,687,804.98/x
  3. Step 3: Cross multiply
    2,976,877.86x = 4,107,966.48 × 1,687,804.98
  4. Step 4: Simplify right side
    2,976,877.86x = 6,933,446,282,617.07
  5. Step 5: Solve for x
    x = 6,933,446,282,617.07/2,976,877.86
  6. Step 6: Final answer
    x = 2,329,100.02

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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.