Home / 1,014,012.11-1,399,334.55-555,122.96

Finding the Fourth Proportional to 1,014,012.11, 1,399,334.55 and 555,122.96

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Solution

The fourth proportional to 1,014,012.11, 1,399,334.55 and 555,122.96 is: 766,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,012.11 : 1,399,334.55 = 555,122.96 : x
  2. Step 2: Convert to fraction form
    1,014,012.11/1,399,334.55 = 555,122.96/x
  3. Step 3: Cross multiply
    1,014,012.11x = 1,399,334.55 × 555,122.96
  4. Step 4: Simplify right side
    1,014,012.11x = 776,802,737,426.27
  5. Step 5: Solve for x
    x = 776,802,737,426.27/1,014,012.11
  6. Step 6: Final answer
    x = 766,068.50

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1.5x scale

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.