Home / 1,117,869.19-1,542,665.27-608,575.21

Finding the Fourth Proportional to 1,117,869.19, 1,542,665.27 and 608,575.21

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Solution

The fourth proportional to 1,117,869.19, 1,542,665.27 and 608,575.21 is: 839,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,869.19 : 1,542,665.27 = 608,575.21 : x
  2. Step 2: Convert to fraction form
    1,117,869.19/1,542,665.27 = 608,575.21/x
  3. Step 3: Cross multiply
    1,117,869.19x = 1,542,665.27 × 608,575.21
  4. Step 4: Simplify right side
    1,117,869.19x = 938,827,840,649.96
  5. Step 5: Solve for x
    x = 938,827,840,649.96/1,117,869.19
  6. Step 6: Final answer
    x = 839,836.94

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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.