Home / 1,407,886.52-2,111,719.50-396,967.64

Finding the Fourth Proportional to 1,407,886.52, 2,111,719.50 and 396,967.64

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Solution

The fourth proportional to 1,407,886.52, 2,111,719.50 and 396,967.64 is: 595,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,886.52 : 2,111,719.50 = 396,967.64 : x
  2. Step 2: Convert to fraction form
    1,407,886.52/2,111,719.50 = 396,967.64/x
  3. Step 3: Cross multiply
    1,407,886.52x = 2,111,719.50 × 396,967.64
  4. Step 4: Simplify right side
    1,407,886.52x = 838,284,306,256.98
  5. Step 5: Solve for x
    x = 838,284,306,256.98/1,407,886.52
  6. Step 6: Final answer
    x = 595,420.37

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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.