Home / 1,359,072.34-2,034,172.68-999,147.90

Finding the Fourth Proportional to 1,359,072.34, 2,034,172.68 and 999,147.90

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Solution

The fourth proportional to 1,359,072.34, 2,034,172.68 and 999,147.90 is: 1,495,460.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,072.34 : 2,034,172.68 = 999,147.90 : x
  2. Step 2: Convert to fraction form
    1,359,072.34/2,034,172.68 = 999,147.90/x
  3. Step 3: Cross multiply
    1,359,072.34x = 2,034,172.68 × 999,147.90
  4. Step 4: Simplify right side
    1,359,072.34x = 2,032,439,361,459.37
  5. Step 5: Solve for x
    x = 2,032,439,361,459.37/1,359,072.34
  6. Step 6: Final answer
    x = 1,495,460.77

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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.