Home / 1,698,400.64-2,343,815.96-924,040.72

Finding the Fourth Proportional to 1,698,400.64, 2,343,815.96 and 924,040.72

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Solution

The fourth proportional to 1,698,400.64, 2,343,815.96 and 924,040.72 is: 1,275,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,400.64 : 2,343,815.96 = 924,040.72 : x
  2. Step 2: Convert to fraction form
    1,698,400.64/2,343,815.96 = 924,040.72/x
  3. Step 3: Cross multiply
    1,698,400.64x = 2,343,815.96 × 924,040.72
  4. Step 4: Simplify right side
    1,698,400.64x = 2,165,781,385,535.46
  5. Step 5: Solve for x
    x = 2,165,781,385,535.46/1,698,400.64
  6. Step 6: Final answer
    x = 1,275,188.75

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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.