Home / 1,249,350.75-1,723,971.74-705,453.57

Finding the Fourth Proportional to 1,249,350.75, 1,723,971.74 and 705,453.57

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Solution

The fourth proportional to 1,249,350.75, 1,723,971.74 and 705,453.57 is: 973,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,350.75 : 1,723,971.74 = 705,453.57 : x
  2. Step 2: Convert to fraction form
    1,249,350.75/1,723,971.74 = 705,453.57/x
  3. Step 3: Cross multiply
    1,249,350.75x = 1,723,971.74 × 705,453.57
  4. Step 4: Simplify right side
    1,249,350.75x = 1,216,182,015,034.84
  5. Step 5: Solve for x
    x = 1,216,182,015,034.84/1,249,350.75
  6. Step 6: Final answer
    x = 973,451.22

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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.