Home / 1,435,468.71-2,153,203.08-424,511.94

Finding the Fourth Proportional to 1,435,468.71, 2,153,203.08 and 424,511.94

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Solution

The fourth proportional to 1,435,468.71, 2,153,203.08 and 424,511.94 is: 636,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,468.71 : 2,153,203.08 = 424,511.94 : x
  2. Step 2: Convert to fraction form
    1,435,468.71/2,153,203.08 = 424,511.94/x
  3. Step 3: Cross multiply
    1,435,468.71x = 2,153,203.08 × 424,511.94
  4. Step 4: Simplify right side
    1,435,468.71x = 914,060,416,704.78
  5. Step 5: Solve for x
    x = 914,060,416,704.78/1,435,468.71
  6. Step 6: Final answer
    x = 636,767.91

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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.