Home / 1,661,398.32-2,492,061.72-463,288.74

Finding the Fourth Proportional to 1,661,398.32, 2,492,061.72 and 463,288.74

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Solution

The fourth proportional to 1,661,398.32, 2,492,061.72 and 463,288.74 is: 694,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,398.32 : 2,492,061.72 = 463,288.74 : x
  2. Step 2: Convert to fraction form
    1,661,398.32/2,492,061.72 = 463,288.74/x
  3. Step 3: Cross multiply
    1,661,398.32x = 2,492,061.72 × 463,288.74
  4. Step 4: Simplify right side
    1,661,398.32x = 1,154,544,134,261.03
  5. Step 5: Solve for x
    x = 1,154,544,134,261.03/1,661,398.32
  6. Step 6: Final answer
    x = 694,923.14

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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.