Home / 1,518,473.76-2,095,814.16-1,263,576.48

Finding the Fourth Proportional to 1,518,473.76, 2,095,814.16 and 1,263,576.48

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Solution

The fourth proportional to 1,518,473.76, 2,095,814.16 and 1,263,576.48 is: 1,744,002.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,473.76 : 2,095,814.16 = 1,263,576.48 : x
  2. Step 2: Convert to fraction form
    1,518,473.76/2,095,814.16 = 1,263,576.48/x
  3. Step 3: Cross multiply
    1,518,473.76x = 2,095,814.16 × 1,263,576.48
  4. Step 4: Simplify right side
    1,518,473.76x = 2,648,221,479,026.96
  5. Step 5: Solve for x
    x = 2,648,221,479,026.96/1,518,473.76
  6. Step 6: Final answer
    x = 1,744,002.13

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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.