Home / 1,214,083.60-1,675,391.45-670,207.71

Finding the Fourth Proportional to 1,214,083.60, 1,675,391.45 and 670,207.71

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Solution

The fourth proportional to 1,214,083.60, 1,675,391.45 and 670,207.71 is: 924,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,083.60 : 1,675,391.45 = 670,207.71 : x
  2. Step 2: Convert to fraction form
    1,214,083.60/1,675,391.45 = 670,207.71/x
  3. Step 3: Cross multiply
    1,214,083.60x = 1,675,391.45 × 670,207.71
  4. Step 4: Simplify right side
    1,214,083.60x = 1,122,860,267,058.08
  5. Step 5: Solve for x
    x = 1,122,860,267,058.08/1,214,083.60
  6. Step 6: Final answer
    x = 924,862.40

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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.