Home / 1,929,827.13-2,663,162.91-1,070,393.55

Finding the Fourth Proportional to 1,929,827.13, 2,663,162.91 and 1,070,393.55

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Solution

The fourth proportional to 1,929,827.13, 2,663,162.91 and 1,070,393.55 is: 1,477,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,827.13 : 2,663,162.91 = 1,070,393.55 : x
  2. Step 2: Convert to fraction form
    1,929,827.13/2,663,162.91 = 1,070,393.55/x
  3. Step 3: Cross multiply
    1,929,827.13x = 2,663,162.91 × 1,070,393.55
  4. Step 4: Simplify right side
    1,929,827.13x = 2,850,632,401,463.23
  5. Step 5: Solve for x
    x = 2,850,632,401,463.23/1,929,827.13
  6. Step 6: Final answer
    x = 1,477,143.91

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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.