Home / 846,003.40-1,269,005.10-806,637.40

Finding the Fourth Proportional to 846,003.40, 1,269,005.10 and 806,637.40

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Solution

The fourth proportional to 846,003.40, 1,269,005.10 and 806,637.40 is: 1,209,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,003.40 : 1,269,005.10 = 806,637.40 : x
  2. Step 2: Convert to fraction form
    846,003.40/1,269,005.10 = 806,637.40/x
  3. Step 3: Cross multiply
    846,003.40x = 1,269,005.10 × 806,637.40
  4. Step 4: Simplify right side
    846,003.40x = 1,023,626,974,450.74
  5. Step 5: Solve for x
    x = 1,023,626,974,450.74/846,003.40
  6. Step 6: Final answer
    x = 1,209,956.10

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1.5x scale

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.