Home / 1,510,508.43-2,084,500.53-831,444.93

Finding the Fourth Proportional to 1,510,508.43, 2,084,500.53 and 831,444.93

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Solution

The fourth proportional to 1,510,508.43, 2,084,500.53 and 831,444.93 is: 1,147,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,508.43 : 2,084,500.53 = 831,444.93 : x
  2. Step 2: Convert to fraction form
    1,510,508.43/2,084,500.53 = 831,444.93/x
  3. Step 3: Cross multiply
    1,510,508.43x = 2,084,500.53 × 831,444.93
  4. Step 4: Simplify right side
    1,510,508.43x = 1,733,147,397,250.81
  5. Step 5: Solve for x
    x = 1,733,147,397,250.81/1,510,508.43
  6. Step 6: Final answer
    x = 1,147,393.40

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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.