Home / 1,157,179.77-1,596,897.59-647,890.65

Finding the Fourth Proportional to 1,157,179.77, 1,596,897.59 and 647,890.65

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Solution

The fourth proportional to 1,157,179.77, 1,596,897.59 and 647,890.65 is: 894,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,179.77 : 1,596,897.59 = 647,890.65 : x
  2. Step 2: Convert to fraction form
    1,157,179.77/1,596,897.59 = 647,890.65/x
  3. Step 3: Cross multiply
    1,157,179.77x = 1,596,897.59 × 647,890.65
  4. Step 4: Simplify right side
    1,157,179.77x = 1,034,615,014,329.08
  5. Step 5: Solve for x
    x = 1,034,615,014,329.08/1,157,179.77
  6. Step 6: Final answer
    x = 894,083.22

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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.