Home / 1,054,515.56-1,455,223.76-571,069.49

Finding the Fourth Proportional to 1,054,515.56, 1,455,223.76 and 571,069.49

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Solution

The fourth proportional to 1,054,515.56, 1,455,223.76 and 571,069.49 is: 788,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,515.56 : 1,455,223.76 = 571,069.49 : x
  2. Step 2: Convert to fraction form
    1,054,515.56/1,455,223.76 = 571,069.49/x
  3. Step 3: Cross multiply
    1,054,515.56x = 1,455,223.76 × 571,069.49
  4. Step 4: Simplify right side
    1,054,515.56x = 831,033,882,469.13
  5. Step 5: Solve for x
    x = 831,033,882,469.13/1,054,515.56
  6. Step 6: Final answer
    x = 788,071.72

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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.