Home / 1,294,365.12-1,941,125.11-429,567.74

Finding the Fourth Proportional to 1,294,365.12, 1,941,125.11 and 429,567.74

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Solution

The fourth proportional to 1,294,365.12, 1,941,125.11 and 429,567.74 is: 644,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,365.12 : 1,941,125.11 = 429,567.74 : x
  2. Step 2: Convert to fraction form
    1,294,365.12/1,941,125.11 = 429,567.74/x
  3. Step 3: Cross multiply
    1,294,365.12x = 1,941,125.11 × 429,567.74
  4. Step 4: Simplify right side
    1,294,365.12x = 833,844,723,059.63
  5. Step 5: Solve for x
    x = 833,844,723,059.63/1,294,365.12
  6. Step 6: Final answer
    x = 644,211.37

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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.