Home / 1,868,695.60-2,802,006.60-803,556.40

Finding the Fourth Proportional to 1,868,695.60, 2,802,006.60 and 803,556.40

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Solution

The fourth proportional to 1,868,695.60, 2,802,006.60 and 803,556.40 is: 1,204,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,695.60 : 2,802,006.60 = 803,556.40 : x
  2. Step 2: Convert to fraction form
    1,868,695.60/2,802,006.60 = 803,556.40/x
  3. Step 3: Cross multiply
    1,868,695.60x = 2,802,006.60 × 803,556.40
  4. Step 4: Simplify right side
    1,868,695.60x = 2,251,570,336,272.24
  5. Step 5: Solve for x
    x = 2,251,570,336,272.24/1,868,695.60
  6. Step 6: Final answer
    x = 1,204,888.77

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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.