Home / 2,119,083.39-2,924,312.90-1,577,640.51

Finding the Fourth Proportional to 2,119,083.39, 2,924,312.90 and 1,577,640.51

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Solution

The fourth proportional to 2,119,083.39, 2,924,312.90 and 1,577,640.51 is: 2,177,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,083.39 : 2,924,312.90 = 1,577,640.51 : x
  2. Step 2: Convert to fraction form
    2,119,083.39/2,924,312.90 = 1,577,640.51/x
  3. Step 3: Cross multiply
    2,119,083.39x = 2,924,312.90 × 1,577,640.51
  4. Step 4: Simplify right side
    2,119,083.39x = 4,613,514,487,067.38
  5. Step 5: Solve for x
    x = 4,613,514,487,067.38/2,119,083.39
  6. Step 6: Final answer
    x = 2,177,127.39

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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.