Home / 1,249,351.75-1,723,973.11-705,454.57

Finding the Fourth Proportional to 1,249,351.75, 1,723,973.11 and 705,454.57

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Solution

The fourth proportional to 1,249,351.75, 1,723,973.11 and 705,454.57 is: 973,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,351.75 : 1,723,973.11 = 705,454.57 : x
  2. Step 2: Convert to fraction form
    1,249,351.75/1,723,973.11 = 705,454.57/x
  3. Step 3: Cross multiply
    1,249,351.75x = 1,723,973.11 × 705,454.57
  4. Step 4: Simplify right side
    1,249,351.75x = 1,216,184,709,006.61
  5. Step 5: Solve for x
    x = 1,216,184,709,006.61/1,249,351.75
  6. Step 6: Final answer
    x = 973,452.60

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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.