Home / 1,463,549.51-2,019,631.93-810,199.67

Finding the Fourth Proportional to 1,463,549.51, 2,019,631.93 and 810,199.67

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Solution

The fourth proportional to 1,463,549.51, 2,019,631.93 and 810,199.67 is: 1,118,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,549.51 : 2,019,631.93 = 810,199.67 : x
  2. Step 2: Convert to fraction form
    1,463,549.51/2,019,631.93 = 810,199.67/x
  3. Step 3: Cross multiply
    1,463,549.51x = 2,019,631.93 × 810,199.67
  4. Step 4: Simplify right side
    1,463,549.51x = 1,636,305,111,083.80
  5. Step 5: Solve for x
    x = 1,636,305,111,083.80/1,463,549.51
  6. Step 6: Final answer
    x = 1,118,038.78

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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.