Home / 1,298,696.13-1,948,438.40-624,586.14

Finding the Fourth Proportional to 1,298,696.13, 1,948,438.40 and 624,586.14

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Solution

The fourth proportional to 1,298,696.13, 1,948,438.40 and 624,586.14 is: 937,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,696.13 : 1,948,438.40 = 624,586.14 : x
  2. Step 2: Convert to fraction form
    1,298,696.13/1,948,438.40 = 624,586.14/x
  3. Step 3: Cross multiply
    1,298,696.13x = 1,948,438.40 × 624,586.14
  4. Step 4: Simplify right side
    1,298,696.13x = 1,216,967,616,160.85
  5. Step 5: Solve for x
    x = 1,216,967,616,160.85/1,298,696.13
  6. Step 6: Final answer
    x = 937,068.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.