Home / 1,206,592.81-1,665,111.63-662,741.19

Finding the Fourth Proportional to 1,206,592.81, 1,665,111.63 and 662,741.19

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Solution

The fourth proportional to 1,206,592.81, 1,665,111.63 and 662,741.19 is: 914,590.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,592.81 : 1,665,111.63 = 662,741.19 : x
  2. Step 2: Convert to fraction form
    1,206,592.81/1,665,111.63 = 662,741.19/x
  3. Step 3: Cross multiply
    1,206,592.81x = 1,665,111.63 × 662,741.19
  4. Step 4: Simplify right side
    1,206,592.81x = 1,103,538,065,634.32
  5. Step 5: Solve for x
    x = 1,103,538,065,634.32/1,206,592.81
  6. Step 6: Final answer
    x = 914,590.29

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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.