Home / 1,294,985.31-1,942,146.63-383,954.76

Finding the Fourth Proportional to 1,294,985.31, 1,942,146.63 and 383,954.76

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Solution

The fourth proportional to 1,294,985.31, 1,942,146.63 and 383,954.76 is: 575,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,985.31 : 1,942,146.63 = 383,954.76 : x
  2. Step 2: Convert to fraction form
    1,294,985.31/1,942,146.63 = 383,954.76/x
  3. Step 3: Cross multiply
    1,294,985.31x = 1,942,146.63 × 383,954.76
  4. Step 4: Simplify right side
    1,294,985.31x = 745,696,443,206.46
  5. Step 5: Solve for x
    x = 745,696,443,206.46/1,294,985.31
  6. Step 6: Final answer
    x = 575,833.90

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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.