Home / 1,925,808.80-2,887,935.60-662,986.40

Finding the Fourth Proportional to 1,925,808.80, 2,887,935.60 and 662,986.40

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Solution

The fourth proportional to 1,925,808.80, 2,887,935.60 and 662,986.40 is: 994,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,808.80 : 2,887,935.60 = 662,986.40 : x
  2. Step 2: Convert to fraction form
    1,925,808.80/2,887,935.60 = 662,986.40/x
  3. Step 3: Cross multiply
    1,925,808.80x = 2,887,935.60 × 662,986.40
  4. Step 4: Simplify right side
    1,925,808.80x = 1,914,662,026,875.84
  5. Step 5: Solve for x
    x = 1,914,662,026,875.84/1,925,808.80
  6. Step 6: Final answer
    x = 994,211.90

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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.