Home / 1,071,664.77-1,480,124.76-705,777.49

Finding the Fourth Proportional to 1,071,664.77, 1,480,124.76 and 705,777.49

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Solution

The fourth proportional to 1,071,664.77, 1,480,124.76 and 705,777.49 is: 974,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,664.77 : 1,480,124.76 = 705,777.49 : x
  2. Step 2: Convert to fraction form
    1,071,664.77/1,480,124.76 = 705,777.49/x
  3. Step 3: Cross multiply
    1,071,664.77x = 1,480,124.76 × 705,777.49
  4. Step 4: Simplify right side
    1,071,664.77x = 1,044,638,737,999.65
  5. Step 5: Solve for x
    x = 1,044,638,737,999.65/1,071,664.77
  6. Step 6: Final answer
    x = 974,781.26

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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.