Home / 1,210,262.31-1,814,868.59-411,329.34

Finding the Fourth Proportional to 1,210,262.31, 1,814,868.59 and 411,329.34

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Solution

The fourth proportional to 1,210,262.31, 1,814,868.59 and 411,329.34 is: 616,815.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,262.31 : 1,814,868.59 = 411,329.34 : x
  2. Step 2: Convert to fraction form
    1,210,262.31/1,814,868.59 = 411,329.34/x
  3. Step 3: Cross multiply
    1,210,262.31x = 1,814,868.59 × 411,329.34
  4. Step 4: Simplify right side
    1,210,262.31x = 746,508,697,254.78
  5. Step 5: Solve for x
    x = 746,508,697,254.78/1,210,262.31
  6. Step 6: Final answer
    x = 616,815.62

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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.