Home / 1,054,711.55-1,455,504.36-571,275.20

Finding the Fourth Proportional to 1,054,711.55, 1,455,504.36 and 571,275.20

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Solution

The fourth proportional to 1,054,711.55, 1,455,504.36 and 571,275.20 is: 788,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,711.55 : 1,455,504.36 = 571,275.20 : x
  2. Step 2: Convert to fraction form
    1,054,711.55/1,455,504.36 = 571,275.20/x
  3. Step 3: Cross multiply
    1,054,711.55x = 1,455,504.36 × 571,275.20
  4. Step 4: Simplify right side
    1,054,711.55x = 831,493,545,856.35
  5. Step 5: Solve for x
    x = 831,493,545,856.35/1,054,711.55
  6. Step 6: Final answer
    x = 788,361.09

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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.