Home / 1,314,490.74-1,814,002.68-710,878.74

Finding the Fourth Proportional to 1,314,490.74, 1,814,002.68 and 710,878.74

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Solution

The fourth proportional to 1,314,490.74, 1,814,002.68 and 710,878.74 is: 981,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,490.74 : 1,814,002.68 = 710,878.74 : x
  2. Step 2: Convert to fraction form
    1,314,490.74/1,814,002.68 = 710,878.74/x
  3. Step 3: Cross multiply
    1,314,490.74x = 1,814,002.68 × 710,878.74
  4. Step 4: Simplify right side
    1,314,490.74x = 1,289,535,932,712.51
  5. Step 5: Solve for x
    x = 1,289,535,932,712.51/1,314,490.74
  6. Step 6: Final answer
    x = 981,015.61

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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.