Home / 3,138,699.03-4,330,888.89-1,849,364.12

Finding the Fourth Proportional to 3,138,699.03, 4,330,888.89 and 1,849,364.12

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Solution

The fourth proportional to 3,138,699.03, 4,330,888.89 and 1,849,364.12 is: 2,551,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,699.03 : 4,330,888.89 = 1,849,364.12 : x
  2. Step 2: Convert to fraction form
    3,138,699.03/4,330,888.89 = 1,849,364.12/x
  3. Step 3: Cross multiply
    3,138,699.03x = 4,330,888.89 × 1,849,364.12
  4. Step 4: Simplify right side
    3,138,699.03x = 8,009,390,520,872.63
  5. Step 5: Solve for x
    x = 8,009,390,520,872.63/3,138,699.03
  6. Step 6: Final answer
    x = 2,551,818.59

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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.