Home / 1,943,880.68-2,915,488.71-523,604.60

Finding the Fourth Proportional to 1,943,880.68, 2,915,488.71 and 523,604.60

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Solution

The fourth proportional to 1,943,880.68, 2,915,488.71 and 523,604.60 is: 785,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,880.68 : 2,915,488.71 = 523,604.60 : x
  2. Step 2: Convert to fraction form
    1,943,880.68/2,915,488.71 = 523,604.60/x
  3. Step 3: Cross multiply
    1,943,880.68x = 2,915,488.71 × 523,604.60
  4. Step 4: Simplify right side
    1,943,880.68x = 1,526,563,314,031.97
  5. Step 5: Solve for x
    x = 1,526,563,314,031.97/1,943,880.68
  6. Step 6: Final answer
    x = 785,317.40

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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.