Home / 1,249,118.56-1,723,784.64-676,156.96

Finding the Fourth Proportional to 1,249,118.56, 1,723,784.64 and 676,156.96

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Solution

The fourth proportional to 1,249,118.56, 1,723,784.64 and 676,156.96 is: 933,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,118.56 : 1,723,784.64 = 676,156.96 : x
  2. Step 2: Convert to fraction form
    1,249,118.56/1,723,784.64 = 676,156.96/x
  3. Step 3: Cross multiply
    1,249,118.56x = 1,723,784.64 × 676,156.96
  4. Step 4: Simplify right side
    1,249,118.56x = 1,165,548,981,877.09
  5. Step 5: Solve for x
    x = 1,165,548,981,877.09/1,249,118.56
  6. Step 6: Final answer
    x = 933,097.16

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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.