Home / 1,054,522.40-1,455,222.92-571,083.62

Finding the Fourth Proportional to 1,054,522.40, 1,455,222.92 and 571,083.62

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Solution

The fourth proportional to 1,054,522.40, 1,455,222.92 and 571,083.62 is: 788,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,522.40 : 1,455,222.92 = 571,083.62 : x
  2. Step 2: Convert to fraction form
    1,054,522.40/1,455,222.92 = 571,083.62/x
  3. Step 3: Cross multiply
    1,054,522.40x = 1,455,222.92 × 571,083.62
  4. Step 4: Simplify right side
    1,054,522.40x = 831,053,973,060.57
  5. Step 5: Solve for x
    x = 831,053,973,060.57/1,054,522.40
  6. Step 6: Final answer
    x = 788,085.65

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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.