Home / 1,373,279.95-1,895,322.44-761,568.76

Finding the Fourth Proportional to 1,373,279.95, 1,895,322.44 and 761,568.76

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Solution

The fourth proportional to 1,373,279.95, 1,895,322.44 and 761,568.76 is: 1,051,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,279.95 : 1,895,322.44 = 761,568.76 : x
  2. Step 2: Convert to fraction form
    1,373,279.95/1,895,322.44 = 761,568.76/x
  3. Step 3: Cross multiply
    1,373,279.95x = 1,895,322.44 × 761,568.76
  4. Step 4: Simplify right side
    1,373,279.95x = 1,443,418,360,430.97
  5. Step 5: Solve for x
    x = 1,443,418,360,430.97/1,373,279.95
  6. Step 6: Final answer
    x = 1,051,073.64

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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.