Home / 1,314,581.50-1,814,122.47-710,969.50

Finding the Fourth Proportional to 1,314,581.50, 1,814,122.47 and 710,969.50

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Solution

The fourth proportional to 1,314,581.50, 1,814,122.47 and 710,969.50 is: 981,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,581.50 : 1,814,122.47 = 710,969.50 : x
  2. Step 2: Convert to fraction form
    1,314,581.50/1,814,122.47 = 710,969.50/x
  3. Step 3: Cross multiply
    1,314,581.50x = 1,814,122.47 × 710,969.50
  4. Step 4: Simplify right side
    1,314,581.50x = 1,289,785,745,434.67
  5. Step 5: Solve for x
    x = 1,289,785,745,434.67/1,314,581.50
  6. Step 6: Final answer
    x = 981,137.91

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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.