Home / 2,688,114.40-4,032,171.60-2,422,693.60

Finding the Fourth Proportional to 2,688,114.40, 4,032,171.60 and 2,422,693.60

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Solution

The fourth proportional to 2,688,114.40, 4,032,171.60 and 2,422,693.60 is: 3,634,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,114.40 : 4,032,171.60 = 2,422,693.60 : x
  2. Step 2: Convert to fraction form
    2,688,114.40/4,032,171.60 = 2,422,693.60/x
  3. Step 3: Cross multiply
    2,688,114.40x = 4,032,171.60 × 2,422,693.60
  4. Step 4: Simplify right side
    2,688,114.40x = 9,768,716,329,421.76
  5. Step 5: Solve for x
    x = 9,768,716,329,421.76/2,688,114.40
  6. Step 6: Final answer
    x = 3,634,040.40

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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.