Home / 1,513,384.16-2,270,084.43-448,435.44

Finding the Fourth Proportional to 1,513,384.16, 2,270,084.43 and 448,435.44

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Solution

The fourth proportional to 1,513,384.16, 2,270,084.43 and 448,435.44 is: 672,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,384.16 : 2,270,084.43 = 448,435.44 : x
  2. Step 2: Convert to fraction form
    1,513,384.16/2,270,084.43 = 448,435.44/x
  3. Step 3: Cross multiply
    1,513,384.16x = 2,270,084.43 × 448,435.44
  4. Step 4: Simplify right side
    1,513,384.16x = 1,017,986,311,885.83
  5. Step 5: Solve for x
    x = 1,017,986,311,885.83/1,513,384.16
  6. Step 6: Final answer
    x = 672,655.59

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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.