Home / 1,918,018.60-2,646,852.63-1,058,578.83

Finding the Fourth Proportional to 1,918,018.60, 2,646,852.63 and 1,058,578.83

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Solution

The fourth proportional to 1,918,018.60, 2,646,852.63 and 1,058,578.83 is: 1,460,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,018.60 : 2,646,852.63 = 1,058,578.83 : x
  2. Step 2: Convert to fraction form
    1,918,018.60/2,646,852.63 = 1,058,578.83/x
  3. Step 3: Cross multiply
    1,918,018.60x = 2,646,852.63 × 1,058,578.83
  4. Step 4: Simplify right side
    1,918,018.60x = 2,801,902,156,278.15
  5. Step 5: Solve for x
    x = 2,801,902,156,278.15/1,918,018.60
  6. Step 6: Final answer
    x = 1,460,831.59

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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.