Home / 2,288,807.28-3,158,407.08-1,429,316.28

Finding the Fourth Proportional to 2,288,807.28, 3,158,407.08 and 1,429,316.28

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Solution

The fourth proportional to 2,288,807.28, 3,158,407.08 and 1,429,316.28 is: 1,972,364.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,807.28 : 3,158,407.08 = 1,429,316.28 : x
  2. Step 2: Convert to fraction form
    2,288,807.28/3,158,407.08 = 1,429,316.28/x
  3. Step 3: Cross multiply
    2,288,807.28x = 3,158,407.08 × 1,429,316.28
  4. Step 4: Simplify right side
    2,288,807.28x = 4,514,362,658,311.26
  5. Step 5: Solve for x
    x = 4,514,362,658,311.26/2,288,807.28
  6. Step 6: Final answer
    x = 1,972,364.69

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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.