Home / 1,908,823.01-2,634,019.09-1,123,764.28

Finding the Fourth Proportional to 1,908,823.01, 2,634,019.09 and 1,123,764.28

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Solution

The fourth proportional to 1,908,823.01, 2,634,019.09 and 1,123,764.28 is: 1,550,702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,823.01 : 2,634,019.09 = 1,123,764.28 : x
  2. Step 2: Convert to fraction form
    1,908,823.01/2,634,019.09 = 1,123,764.28/x
  3. Step 3: Cross multiply
    1,908,823.01x = 2,634,019.09 × 1,123,764.28
  4. Step 4: Simplify right side
    1,908,823.01x = 2,960,016,556,785.65
  5. Step 5: Solve for x
    x = 2,960,016,556,785.65/1,908,823.01
  6. Step 6: Final answer
    x = 1,550,702.47

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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.