Home / 1,157,070.83-1,596,740.24-647,791.43

Finding the Fourth Proportional to 1,157,070.83, 1,596,740.24 and 647,791.43

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Solution

The fourth proportional to 1,157,070.83, 1,596,740.24 and 647,791.43 is: 893,942.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,070.83 : 1,596,740.24 = 647,791.43 : x
  2. Step 2: Convert to fraction form
    1,157,070.83/1,596,740.24 = 647,791.43/x
  3. Step 3: Cross multiply
    1,157,070.83x = 1,596,740.24 × 647,791.43
  4. Step 4: Simplify right side
    1,157,070.83x = 1,034,354,637,043.92
  5. Step 5: Solve for x
    x = 1,034,354,637,043.92/1,157,070.83
  6. Step 6: Final answer
    x = 893,942.37

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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.