Home / 1,071,664.51-1,480,124.42-705,777.24

Finding the Fourth Proportional to 1,071,664.51, 1,480,124.42 and 705,777.24

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Solution

The fourth proportional to 1,071,664.51, 1,480,124.42 and 705,777.24 is: 974,780.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,664.51 : 1,480,124.42 = 705,777.24 : x
  2. Step 2: Convert to fraction form
    1,071,664.51/1,480,124.42 = 705,777.24/x
  3. Step 3: Cross multiply
    1,071,664.51x = 1,480,124.42 × 705,777.24
  4. Step 4: Simplify right side
    1,071,664.51x = 1,044,638,128,004.20
  5. Step 5: Solve for x
    x = 1,044,638,128,004.20/1,071,664.51
  6. Step 6: Final answer
    x = 974,780.93

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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.