Home / 1,492,521.90-2,237,470.65-893,721.30

Finding the Fourth Proportional to 1,492,521.90, 2,237,470.65 and 893,721.30

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Solution

The fourth proportional to 1,492,521.90, 2,237,470.65 and 893,721.30 is: 1,339,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,521.90 : 2,237,470.65 = 893,721.30 : x
  2. Step 2: Convert to fraction form
    1,492,521.90/2,237,470.65 = 893,721.30/x
  3. Step 3: Cross multiply
    1,492,521.90x = 2,237,470.65 × 893,721.30
  4. Step 4: Simplify right side
    1,492,521.90x = 1,999,675,178,029.85
  5. Step 5: Solve for x
    x = 1,999,675,178,029.85/1,492,521.90
  6. Step 6: Final answer
    x = 1,339,796.21

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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.