Home / 1,804,387.62-2,490,054.85-988,622.25

Finding the Fourth Proportional to 1,804,387.62, 2,490,054.85 and 988,622.25

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Solution

The fourth proportional to 1,804,387.62, 2,490,054.85 and 988,622.25 is: 1,364,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,387.62 : 2,490,054.85 = 988,622.25 : x
  2. Step 2: Convert to fraction form
    1,804,387.62/2,490,054.85 = 988,622.25/x
  3. Step 3: Cross multiply
    1,804,387.62x = 2,490,054.85 × 988,622.25
  4. Step 4: Simplify right side
    1,804,387.62x = 2,461,723,628,430.41
  5. Step 5: Solve for x
    x = 2,461,723,628,430.41/1,804,387.62
  6. Step 6: Final answer
    x = 1,364,298.67

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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.