Home / 846,087.60-1,269,131.40-808,762.80

Finding the Fourth Proportional to 846,087.60, 1,269,131.40 and 808,762.80

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Solution

The fourth proportional to 846,087.60, 1,269,131.40 and 808,762.80 is: 1,213,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,087.60 : 1,269,131.40 = 808,762.80 : x
  2. Step 2: Convert to fraction form
    846,087.60/1,269,131.40 = 808,762.80/x
  3. Step 3: Cross multiply
    846,087.60x = 1,269,131.40 × 808,762.80
  4. Step 4: Simplify right side
    846,087.60x = 1,026,426,264,631.92
  5. Step 5: Solve for x
    x = 1,026,426,264,631.92/846,087.60
  6. Step 6: Final answer
    x = 1,213,144.20

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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.