Home / 1,698,806.40-2,344,374.24-934,843.20

Finding the Fourth Proportional to 1,698,806.40, 2,344,374.24 and 934,843.20

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Solution

The fourth proportional to 1,698,806.40, 2,344,374.24 and 934,843.20 is: 1,290,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,806.40 : 2,344,374.24 = 934,843.20 : x
  2. Step 2: Convert to fraction form
    1,698,806.40/2,344,374.24 = 934,843.20/x
  3. Step 3: Cross multiply
    1,698,806.40x = 2,344,374.24 × 934,843.20
  4. Step 4: Simplify right side
    1,698,806.40x = 2,191,622,316,519.17
  5. Step 5: Solve for x
    x = 2,191,622,316,519.17/1,698,806.40
  6. Step 6: Final answer
    x = 1,290,095.40

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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.