Home / 1,492,020.46-2,058,988.53-812,956.96

Finding the Fourth Proportional to 1,492,020.46, 2,058,988.53 and 812,956.96

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Solution

The fourth proportional to 1,492,020.46, 2,058,988.53 and 812,956.96 is: 1,121,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,020.46 : 2,058,988.53 = 812,956.96 : x
  2. Step 2: Convert to fraction form
    1,492,020.46/2,058,988.53 = 812,956.96/x
  3. Step 3: Cross multiply
    1,492,020.46x = 2,058,988.53 × 812,956.96
  4. Step 4: Simplify right side
    1,492,020.46x = 1,673,869,056,023.67
  5. Step 5: Solve for x
    x = 1,673,869,056,023.67/1,492,020.46
  6. Step 6: Final answer
    x = 1,121,880.77

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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.