Home / 1,054,521.40-1,455,221.54-571,082.62

Finding the Fourth Proportional to 1,054,521.40, 1,455,221.54 and 571,082.62

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Solution

The fourth proportional to 1,054,521.40, 1,455,221.54 and 571,082.62 is: 788,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,521.40 : 1,455,221.54 = 571,082.62 : x
  2. Step 2: Convert to fraction form
    1,054,521.40/1,455,221.54 = 571,082.62/x
  3. Step 3: Cross multiply
    1,054,521.40x = 1,455,221.54 × 571,082.62
  4. Step 4: Simplify right side
    1,054,521.40x = 831,051,729,743.64
  5. Step 5: Solve for x
    x = 831,051,729,743.64/1,054,521.40
  6. Step 6: Final answer
    x = 788,084.27

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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.