Home / 1,156,627.20-1,596,145.32-647,329.59

Finding the Fourth Proportional to 1,156,627.20, 1,596,145.32 and 647,329.59

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Solution

The fourth proportional to 1,156,627.20, 1,596,145.32 and 647,329.59 is: 893,314.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,627.20 : 1,596,145.32 = 647,329.59 : x
  2. Step 2: Convert to fraction form
    1,156,627.20/1,596,145.32 = 647,329.59/x
  3. Step 3: Cross multiply
    1,156,627.20x = 1,596,145.32 × 647,329.59
  4. Step 4: Simplify right side
    1,156,627.20x = 1,033,232,095,576.02
  5. Step 5: Solve for x
    x = 1,033,232,095,576.02/1,156,627.20
  6. Step 6: Final answer
    x = 893,314.71

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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.