Home / 1,261,104.96-1,891,637.52-586,809.12

Finding the Fourth Proportional to 1,261,104.96, 1,891,637.52 and 586,809.12

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Solution

The fourth proportional to 1,261,104.96, 1,891,637.52 and 586,809.12 is: 880,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,104.96 : 1,891,637.52 = 586,809.12 : x
  2. Step 2: Convert to fraction form
    1,261,104.96/1,891,637.52 = 586,809.12/x
  3. Step 3: Cross multiply
    1,261,104.96x = 1,891,637.52 × 586,809.12
  4. Step 4: Simplify right side
    1,261,104.96x = 1,110,030,148,470.18
  5. Step 5: Solve for x
    x = 1,110,030,148,470.18/1,261,104.96
  6. Step 6: Final answer
    x = 880,204.41

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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.