Home / 2,598,623.40-3,892,030.20-1,642,029.60

Finding the Fourth Proportional to 2,598,623.40, 3,892,030.20 and 1,642,029.60

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Solution

The fourth proportional to 2,598,623.40, 3,892,030.20 and 1,642,029.60 is: 2,459,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,623.40 : 3,892,030.20 = 1,642,029.60 : x
  2. Step 2: Convert to fraction form
    2,598,623.40/3,892,030.20 = 1,642,029.60/x
  3. Step 3: Cross multiply
    2,598,623.40x = 3,892,030.20 × 1,642,029.60
  4. Step 4: Simplify right side
    2,598,623.40x = 6,390,828,792,493.92
  5. Step 5: Solve for x
    x = 6,390,828,792,493.92/2,598,623.40
  6. Step 6: Final answer
    x = 2,459,313.19

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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.