Home / 1,821,945.60-2,732,918.40-700,041.60

Finding the Fourth Proportional to 1,821,945.60, 2,732,918.40 and 700,041.60

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Solution

The fourth proportional to 1,821,945.60, 2,732,918.40 and 700,041.60 is: 1,050,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,945.60 : 2,732,918.40 = 700,041.60 : x
  2. Step 2: Convert to fraction form
    1,821,945.60/2,732,918.40 = 700,041.60/x
  3. Step 3: Cross multiply
    1,821,945.60x = 2,732,918.40 × 700,041.60
  4. Step 4: Simplify right side
    1,821,945.60x = 1,913,156,569,405.44
  5. Step 5: Solve for x
    x = 1,913,156,569,405.44/1,821,945.60
  6. Step 6: Final answer
    x = 1,050,062.40

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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.