Home / 1,948,302.78-2,921,216.21-1,708,897.35

Finding the Fourth Proportional to 1,948,302.78, 2,921,216.21 and 1,708,897.35

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Solution

The fourth proportional to 1,948,302.78, 2,921,216.21 and 1,708,897.35 is: 2,562,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,302.78 : 2,921,216.21 = 1,708,897.35 : x
  2. Step 2: Convert to fraction form
    1,948,302.78/2,921,216.21 = 1,708,897.35/x
  3. Step 3: Cross multiply
    1,948,302.78x = 2,921,216.21 × 1,708,897.35
  4. Step 4: Simplify right side
    1,948,302.78x = 4,992,058,640,046.04
  5. Step 5: Solve for x
    x = 4,992,058,640,046.04/1,948,302.78
  6. Step 6: Final answer
    x = 2,562,260.18

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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.