Home / 1,919,397.54-2,880,867.78-973,432.56

Finding the Fourth Proportional to 1,919,397.54, 2,880,867.78 and 973,432.56

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Solution

The fourth proportional to 1,919,397.54, 2,880,867.78 and 973,432.56 is: 1,461,047.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,397.54 : 2,880,867.78 = 973,432.56 : x
  2. Step 2: Convert to fraction form
    1,919,397.54/2,880,867.78 = 973,432.56/x
  3. Step 3: Cross multiply
    1,919,397.54x = 2,880,867.78 × 973,432.56
  4. Step 4: Simplify right side
    1,919,397.54x = 2,804,330,498,106.92
  5. Step 5: Solve for x
    x = 2,804,330,498,106.92/1,919,397.54
  6. Step 6: Final answer
    x = 1,461,047.25

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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.