Home / 1,314,323.85-1,813,767.09-710,711.85

Finding the Fourth Proportional to 1,314,323.85, 1,813,767.09 and 710,711.85

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Solution

The fourth proportional to 1,314,323.85, 1,813,767.09 and 710,711.85 is: 980,782.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,323.85 : 1,813,767.09 = 710,711.85 : x
  2. Step 2: Convert to fraction form
    1,314,323.85/1,813,767.09 = 710,711.85/x
  3. Step 3: Cross multiply
    1,314,323.85x = 1,813,767.09 × 710,711.85
  4. Step 4: Simplify right side
    1,314,323.85x = 1,289,065,764,003.02
  5. Step 5: Solve for x
    x = 1,289,065,764,003.02/1,314,323.85
  6. Step 6: Final answer
    x = 980,782.45

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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.