Home / 1,029,957.72-1,421,292.13-571,090.94

Finding the Fourth Proportional to 1,029,957.72, 1,421,292.13 and 571,090.94

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Solution

The fourth proportional to 1,029,957.72, 1,421,292.13 and 571,090.94 is: 788,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,957.72 : 1,421,292.13 = 571,090.94 : x
  2. Step 2: Convert to fraction form
    1,029,957.72/1,421,292.13 = 571,090.94/x
  3. Step 3: Cross multiply
    1,029,957.72x = 1,421,292.13 × 571,090.94
  4. Step 4: Simplify right side
    1,029,957.72x = 811,687,058,536.30
  5. Step 5: Solve for x
    x = 811,687,058,536.30/1,029,957.72
  6. Step 6: Final answer
    x = 788,078.04

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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.