Home / 1,314,020.10-1,971,030.15-367,389.30

Finding the Fourth Proportional to 1,314,020.10, 1,971,030.15 and 367,389.30

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Solution

The fourth proportional to 1,314,020.10, 1,971,030.15 and 367,389.30 is: 551,083.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,020.10 : 1,971,030.15 = 367,389.30 : x
  2. Step 2: Convert to fraction form
    1,314,020.10/1,971,030.15 = 367,389.30/x
  3. Step 3: Cross multiply
    1,314,020.10x = 1,971,030.15 × 367,389.30
  4. Step 4: Simplify right side
    1,314,020.10x = 724,135,387,087.40
  5. Step 5: Solve for x
    x = 724,135,387,087.40/1,314,020.10
  6. Step 6: Final answer
    x = 551,083.95

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Double scale
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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.