Home / 1,674,820.76-2,511,853.74-476,716.52

Finding the Fourth Proportional to 1,674,820.76, 2,511,853.74 and 476,716.52

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Solution

The fourth proportional to 1,674,820.76, 2,511,853.74 and 476,716.52 is: 714,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,820.76 : 2,511,853.74 = 476,716.52 : x
  2. Step 2: Convert to fraction form
    1,674,820.76/2,511,853.74 = 476,716.52/x
  3. Step 3: Cross multiply
    1,674,820.76x = 2,511,853.74 × 476,716.52
  4. Step 4: Simplify right side
    1,674,820.76x = 1,197,442,173,681.78
  5. Step 5: Solve for x
    x = 1,197,442,173,681.78/1,674,820.76
  6. Step 6: Final answer
    x = 714,967.36

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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.