Home / 1,514,188.10-2,271,274.85-1,438,503.32

Finding the Fourth Proportional to 1,514,188.10, 2,271,274.85 and 1,438,503.32

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Solution

The fourth proportional to 1,514,188.10, 2,271,274.85 and 1,438,503.32 is: 2,157,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,188.10 : 2,271,274.85 = 1,438,503.32 : x
  2. Step 2: Convert to fraction form
    1,514,188.10/2,271,274.85 = 1,438,503.32/x
  3. Step 3: Cross multiply
    1,514,188.10x = 2,271,274.85 × 1,438,503.32
  4. Step 4: Simplify right side
    1,514,188.10x = 3,267,236,421,631.95
  5. Step 5: Solve for x
    x = 3,267,236,421,631.95/1,514,188.10
  6. Step 6: Final answer
    x = 2,157,748.05

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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.