Home / 2,814,975.51-4,221,815.67-1,678,058.70

Finding the Fourth Proportional to 2,814,975.51, 4,221,815.67 and 1,678,058.70

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Solution

The fourth proportional to 2,814,975.51, 4,221,815.67 and 1,678,058.70 is: 2,516,702.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,975.51 : 4,221,815.67 = 1,678,058.70 : x
  2. Step 2: Convert to fraction form
    2,814,975.51/4,221,815.67 = 1,678,058.70/x
  3. Step 3: Cross multiply
    2,814,975.51x = 4,221,815.67 × 1,678,058.70
  4. Step 4: Simplify right side
    2,814,975.51x = 7,084,454,514,839.83
  5. Step 5: Solve for x
    x = 7,084,454,514,839.83/2,814,975.51
  6. Step 6: Final answer
    x = 2,516,702.01

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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.