Home / 1,071,877.23-1,605,713.85-621,652.32

Finding the Fourth Proportional to 1,071,877.23, 1,605,713.85 and 621,652.32

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Solution

The fourth proportional to 1,071,877.23, 1,605,713.85 and 621,652.32 is: 931,259.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,877.23 : 1,605,713.85 = 621,652.32 : x
  2. Step 2: Convert to fraction form
    1,071,877.23/1,605,713.85 = 621,652.32/x
  3. Step 3: Cross multiply
    1,071,877.23x = 1,605,713.85 × 621,652.32
  4. Step 4: Simplify right side
    1,071,877.23x = 998,195,740,108.63
  5. Step 5: Solve for x
    x = 998,195,740,108.63/1,071,877.23
  6. Step 6: Final answer
    x = 931,259.39

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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.