Home / 1,698,449.15-2,343,924.30-973,436.78

Finding the Fourth Proportional to 1,698,449.15, 2,343,924.30 and 973,436.78

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Solution

The fourth proportional to 1,698,449.15, 2,343,924.30 and 973,436.78 is: 1,343,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,449.15 : 2,343,924.30 = 973,436.78 : x
  2. Step 2: Convert to fraction form
    1,698,449.15/2,343,924.30 = 973,436.78/x
  3. Step 3: Cross multiply
    1,698,449.15x = 2,343,924.30 × 973,436.78
  4. Step 4: Simplify right side
    1,698,449.15x = 2,281,662,106,568.95
  5. Step 5: Solve for x
    x = 2,281,662,106,568.95/1,698,449.15
  6. Step 6: Final answer
    x = 1,343,379.70

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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.