Home / 1,697,920.64-2,343,209.28-933,960.32

Finding the Fourth Proportional to 1,697,920.64, 2,343,209.28 and 933,960.32

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Solution

The fourth proportional to 1,697,920.64, 2,343,209.28 and 933,960.32 is: 1,288,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,920.64 : 2,343,209.28 = 933,960.32 : x
  2. Step 2: Convert to fraction form
    1,697,920.64/2,343,209.28 = 933,960.32/x
  3. Step 3: Cross multiply
    1,697,920.64x = 2,343,209.28 × 933,960.32
  4. Step 4: Simplify right side
    1,697,920.64x = 2,188,464,488,975.77
  5. Step 5: Solve for x
    x = 2,188,464,488,975.77/1,697,920.64
  6. Step 6: Final answer
    x = 1,288,908.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.