Home / 1,624,630.74-2,435,499.45-771,175.86

Finding the Fourth Proportional to 1,624,630.74, 2,435,499.45 and 771,175.86

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Solution

The fourth proportional to 1,624,630.74, 2,435,499.45 and 771,175.86 is: 1,156,077.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,630.74 : 2,435,499.45 = 771,175.86 : x
  2. Step 2: Convert to fraction form
    1,624,630.74/2,435,499.45 = 771,175.86/x
  3. Step 3: Cross multiply
    1,624,630.74x = 2,435,499.45 × 771,175.86
  4. Step 4: Simplify right side
    1,624,630.74x = 1,878,198,382,883.28
  5. Step 5: Solve for x
    x = 1,878,198,382,883.28/1,624,630.74
  6. Step 6: Final answer
    x = 1,156,077.09

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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.