Home / 1,454,236.10-2,181,590.63-429,670.34

Finding the Fourth Proportional to 1,454,236.10, 2,181,590.63 and 429,670.34

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Solution

The fourth proportional to 1,454,236.10, 2,181,590.63 and 429,670.34 is: 644,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,236.10 : 2,181,590.63 = 429,670.34 : x
  2. Step 2: Convert to fraction form
    1,454,236.10/2,181,590.63 = 429,670.34/x
  3. Step 3: Cross multiply
    1,454,236.10x = 2,181,590.63 × 429,670.34
  4. Step 4: Simplify right side
    1,454,236.10x = 937,364,774,676.61
  5. Step 5: Solve for x
    x = 937,364,774,676.61/1,454,236.10
  6. Step 6: Final answer
    x = 644,575.37

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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.