Home / 1,890,944.40-2,836,592.64-753,432.24

Finding the Fourth Proportional to 1,890,944.40, 2,836,592.64 and 753,432.24

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Solution

The fourth proportional to 1,890,944.40, 2,836,592.64 and 753,432.24 is: 1,130,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,944.40 : 2,836,592.64 = 753,432.24 : x
  2. Step 2: Convert to fraction form
    1,890,944.40/2,836,592.64 = 753,432.24/x
  3. Step 3: Cross multiply
    1,890,944.40x = 2,836,592.64 × 753,432.24
  4. Step 4: Simplify right side
    1,890,944.40x = 2,137,180,346,722.71
  5. Step 5: Solve for x
    x = 2,137,180,346,722.71/1,890,944.40
  6. Step 6: Final answer
    x = 1,130,218.50

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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.