Home / 1,277,823.52-1,916,908.16-436,149.28

Finding the Fourth Proportional to 1,277,823.52, 1,916,908.16 and 436,149.28

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Solution

The fourth proportional to 1,277,823.52, 1,916,908.16 and 436,149.28 is: 654,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,823.52 : 1,916,908.16 = 436,149.28 : x
  2. Step 2: Convert to fraction form
    1,277,823.52/1,916,908.16 = 436,149.28/x
  3. Step 3: Cross multiply
    1,277,823.52x = 1,916,908.16 × 436,149.28
  4. Step 4: Simplify right side
    1,277,823.52x = 836,058,113,810.13
  5. Step 5: Solve for x
    x = 836,058,113,810.13/1,277,823.52
  6. Step 6: Final answer
    x = 654,282.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.