Home / 1,054,806.68-1,455,640.21-571,371.83

Finding the Fourth Proportional to 1,054,806.68, 1,455,640.21 and 571,371.83

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Solution

The fourth proportional to 1,054,806.68, 1,455,640.21 and 571,371.83 is: 788,496.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,806.68 : 1,455,640.21 = 571,371.83 : x
  2. Step 2: Convert to fraction form
    1,054,806.68/1,455,640.21 = 571,371.83/x
  3. Step 3: Cross multiply
    1,054,806.68x = 1,455,640.21 × 571,371.83
  4. Step 4: Simplify right side
    1,054,806.68x = 831,711,803,331.08
  5. Step 5: Solve for x
    x = 831,711,803,331.08/1,054,806.68
  6. Step 6: Final answer
    x = 788,496.91

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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.