Home / 1,311,223.57-1,966,946.75-364,594.28

Finding the Fourth Proportional to 1,311,223.57, 1,966,946.75 and 364,594.28

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Solution

The fourth proportional to 1,311,223.57, 1,966,946.75 and 364,594.28 is: 546,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,223.57 : 1,966,946.75 = 364,594.28 : x
  2. Step 2: Convert to fraction form
    1,311,223.57/1,966,946.75 = 364,594.28/x
  3. Step 3: Cross multiply
    1,311,223.57x = 1,966,946.75 × 364,594.28
  4. Step 4: Simplify right side
    1,311,223.57x = 717,137,532,291.62
  5. Step 5: Solve for x
    x = 717,137,532,291.62/1,311,223.57
  6. Step 6: Final answer
    x = 546,922.39

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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.