Home / 3,010,780.51-4,154,889.57-1,634,126.20

Finding the Fourth Proportional to 3,010,780.51, 4,154,889.57 and 1,634,126.20

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Solution

The fourth proportional to 3,010,780.51, 4,154,889.57 and 1,634,126.20 is: 2,255,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,780.51 : 4,154,889.57 = 1,634,126.20 : x
  2. Step 2: Convert to fraction form
    3,010,780.51/4,154,889.57 = 1,634,126.20/x
  3. Step 3: Cross multiply
    3,010,780.51x = 4,154,889.57 × 1,634,126.20
  4. Step 4: Simplify right side
    3,010,780.51x = 6,789,613,904,443.73
  5. Step 5: Solve for x
    x = 6,789,613,904,443.73/3,010,780.51
  6. Step 6: Final answer
    x = 2,255,100.92

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1.5x scale

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.