Home / 1,174,483.12-1,620,709.98-690,954.85

Finding the Fourth Proportional to 1,174,483.12, 1,620,709.98 and 690,954.85

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Solution

The fourth proportional to 1,174,483.12, 1,620,709.98 and 690,954.85 is: 953,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,483.12 : 1,620,709.98 = 690,954.85 : x
  2. Step 2: Convert to fraction form
    1,174,483.12/1,620,709.98 = 690,954.85/x
  3. Step 3: Cross multiply
    1,174,483.12x = 1,620,709.98 × 690,954.85
  4. Step 4: Simplify right side
    1,174,483.12x = 1,119,837,421,124.40
  5. Step 5: Solve for x
    x = 1,119,837,421,124.40/1,174,483.12
  6. Step 6: Final answer
    x = 953,472.55

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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.