Home / 1,769,411.52-2,654,117.28-439,715.52

Finding the Fourth Proportional to 1,769,411.52, 2,654,117.28 and 439,715.52

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Solution

The fourth proportional to 1,769,411.52, 2,654,117.28 and 439,715.52 is: 659,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,411.52 : 2,654,117.28 = 439,715.52 : x
  2. Step 2: Convert to fraction form
    1,769,411.52/2,654,117.28 = 439,715.52/x
  3. Step 3: Cross multiply
    1,769,411.52x = 2,654,117.28 × 439,715.52
  4. Step 4: Simplify right side
    1,769,411.52x = 1,167,056,559,916.19
  5. Step 5: Solve for x
    x = 1,167,056,559,916.19/1,769,411.52
  6. Step 6: Final answer
    x = 659,573.28

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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.