Home / 2,139,466.14-2,952,438.39-1,159,385.58

Finding the Fourth Proportional to 2,139,466.14, 2,952,438.39 and 1,159,385.58

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Solution

The fourth proportional to 2,139,466.14, 2,952,438.39 and 1,159,385.58 is: 1,599,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,466.14 : 2,952,438.39 = 1,159,385.58 : x
  2. Step 2: Convert to fraction form
    2,139,466.14/2,952,438.39 = 1,159,385.58/x
  3. Step 3: Cross multiply
    2,139,466.14x = 2,952,438.39 × 1,159,385.58
  4. Step 4: Simplify right side
    2,139,466.14x = 3,423,014,495,204.42
  5. Step 5: Solve for x
    x = 3,423,014,495,204.42/2,139,466.14
  6. Step 6: Final answer
    x = 1,599,938.62

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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.