Home / 1,868,890.26-2,800,951.56-909,573.65

Finding the Fourth Proportional to 1,868,890.26, 2,800,951.56 and 909,573.65

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Solution

The fourth proportional to 1,868,890.26, 2,800,951.56 and 909,573.65 is: 1,363,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,890.26 : 2,800,951.56 = 909,573.65 : x
  2. Step 2: Convert to fraction form
    1,868,890.26/2,800,951.56 = 909,573.65/x
  3. Step 3: Cross multiply
    1,868,890.26x = 2,800,951.56 × 909,573.65
  4. Step 4: Simplify right side
    1,868,890.26x = 2,547,671,719,897.64
  5. Step 5: Solve for x
    x = 2,547,671,719,897.64/1,868,890.26
  6. Step 6: Final answer
    x = 1,363,200.28

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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.