Home / 1,625,356.70-2,243,008.74-980,652.32

Finding the Fourth Proportional to 1,625,356.70, 2,243,008.74 and 980,652.32

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Solution

The fourth proportional to 1,625,356.70, 2,243,008.74 and 980,652.32 is: 1,353,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,356.70 : 2,243,008.74 = 980,652.32 : x
  2. Step 2: Convert to fraction form
    1,625,356.70/2,243,008.74 = 980,652.32/x
  3. Step 3: Cross multiply
    1,625,356.70x = 2,243,008.74 × 980,652.32
  4. Step 4: Simplify right side
    1,625,356.70x = 2,199,611,724,661.28
  5. Step 5: Solve for x
    x = 2,199,611,724,661.28/1,625,356.70
  6. Step 6: Final answer
    x = 1,353,310.15

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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.