Home / 1,890,928.90-2,836,569.39-753,416.74

Finding the Fourth Proportional to 1,890,928.90, 2,836,569.39 and 753,416.74

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Solution

The fourth proportional to 1,890,928.90, 2,836,569.39 and 753,416.74 is: 1,130,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,928.90 : 2,836,569.39 = 753,416.74 : x
  2. Step 2: Convert to fraction form
    1,890,928.90/2,836,569.39 = 753,416.74/x
  3. Step 3: Cross multiply
    1,890,928.90x = 2,836,569.39 × 753,416.74
  4. Step 4: Simplify right side
    1,890,928.90x = 2,137,118,862,597.59
  5. Step 5: Solve for x
    x = 2,137,118,862,597.59/1,890,928.90
  6. Step 6: Final answer
    x = 1,130,195.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.