Home / 1,883,916.80-2,825,000.40-818,410.40

Finding the Fourth Proportional to 1,883,916.80, 2,825,000.40 and 818,410.40

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Solution

The fourth proportional to 1,883,916.80, 2,825,000.40 and 818,410.40 is: 1,227,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,916.80 : 2,825,000.40 = 818,410.40 : x
  2. Step 2: Convert to fraction form
    1,883,916.80/2,825,000.40 = 818,410.40/x
  3. Step 3: Cross multiply
    1,883,916.80x = 2,825,000.40 × 818,410.40
  4. Step 4: Simplify right side
    1,883,916.80x = 2,312,009,707,364.16
  5. Step 5: Solve for x
    x = 2,312,009,707,364.16/1,883,916.80
  6. Step 6: Final answer
    x = 1,227,235.57

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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.