Home / 1,612,706.75-2,225,490.54-915,114.60

Finding the Fourth Proportional to 1,612,706.75, 2,225,490.54 and 915,114.60

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Solution

The fourth proportional to 1,612,706.75, 2,225,490.54 and 915,114.60 is: 1,262,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,706.75 : 2,225,490.54 = 915,114.60 : x
  2. Step 2: Convert to fraction form
    1,612,706.75/2,225,490.54 = 915,114.60/x
  3. Step 3: Cross multiply
    1,612,706.75x = 2,225,490.54 × 915,114.60
  4. Step 4: Simplify right side
    1,612,706.75x = 2,036,578,885,315.88
  5. Step 5: Solve for x
    x = 2,036,578,885,315.88/1,612,706.75
  6. Step 6: Final answer
    x = 1,262,832.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.