Home / 1,938,334.13-2,674,901.22-1,078,875.95

Finding the Fourth Proportional to 1,938,334.13, 2,674,901.22 and 1,078,875.95

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Solution

The fourth proportional to 1,938,334.13, 2,674,901.22 and 1,078,875.95 is: 1,488,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,334.13 : 2,674,901.22 = 1,078,875.95 : x
  2. Step 2: Convert to fraction form
    1,938,334.13/2,674,901.22 = 1,078,875.95/x
  3. Step 3: Cross multiply
    1,938,334.13x = 2,674,901.22 × 1,078,875.95
  4. Step 4: Simplify right side
    1,938,334.13x = 2,885,886,594,883.66
  5. Step 5: Solve for x
    x = 2,885,886,594,883.66/1,938,334.13
  6. Step 6: Final answer
    x = 1,488,848.88

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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.