Home / 1,588,264.40-2,383,156.92-989,063.12

Finding the Fourth Proportional to 1,588,264.40, 2,383,156.92 and 989,063.12

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Solution

The fourth proportional to 1,588,264.40, 2,383,156.92 and 989,063.12 is: 1,484,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,264.40 : 2,383,156.92 = 989,063.12 : x
  2. Step 2: Convert to fraction form
    1,588,264.40/2,383,156.92 = 989,063.12/x
  3. Step 3: Cross multiply
    1,588,264.40x = 2,383,156.92 × 989,063.12
  4. Step 4: Simplify right side
    1,588,264.40x = 2,357,092,618,744.79
  5. Step 5: Solve for x
    x = 2,357,092,618,744.79/1,588,264.40
  6. Step 6: Final answer
    x = 1,484,068.16

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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.