Home / 891,855.60-1,337,783.40-537,961.20

Finding the Fourth Proportional to 891,855.60, 1,337,783.40 and 537,961.20

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Solution

The fourth proportional to 891,855.60, 1,337,783.40 and 537,961.20 is: 806,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,855.60 : 1,337,783.40 = 537,961.20 : x
  2. Step 2: Convert to fraction form
    891,855.60/1,337,783.40 = 537,961.20/x
  3. Step 3: Cross multiply
    891,855.60x = 1,337,783.40 × 537,961.20
  4. Step 4: Simplify right side
    891,855.60x = 719,675,563,204.08
  5. Step 5: Solve for x
    x = 719,675,563,204.08/891,855.60
  6. Step 6: Final answer
    x = 806,941.80

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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.