Home / 976,808.60-1,465,212.90-889,717.40

Finding the Fourth Proportional to 976,808.60, 1,465,212.90 and 889,717.40

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Solution

The fourth proportional to 976,808.60, 1,465,212.90 and 889,717.40 is: 1,334,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,808.60 : 1,465,212.90 = 889,717.40 : x
  2. Step 2: Convert to fraction form
    976,808.60/1,465,212.90 = 889,717.40/x
  3. Step 3: Cross multiply
    976,808.60x = 1,465,212.90 × 889,717.40
  4. Step 4: Simplify right side
    976,808.60x = 1,303,625,411,834.46
  5. Step 5: Solve for x
    x = 1,303,625,411,834.46/976,808.60
  6. Step 6: Final answer
    x = 1,334,576.10

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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.