Home / 1,314,555.72-1,814,088.09-710,943.72

Finding the Fourth Proportional to 1,314,555.72, 1,814,088.09 and 710,943.72

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Solution

The fourth proportional to 1,314,555.72, 1,814,088.09 and 710,943.72 is: 981,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,555.72 : 1,814,088.09 = 710,943.72 : x
  2. Step 2: Convert to fraction form
    1,314,555.72/1,814,088.09 = 710,943.72/x
  3. Step 3: Cross multiply
    1,314,555.72x = 1,814,088.09 × 710,943.72
  4. Step 4: Simplify right side
    1,314,555.72x = 1,289,714,535,112.30
  5. Step 5: Solve for x
    x = 1,289,714,535,112.30/1,314,555.72
  6. Step 6: Final answer
    x = 981,102.98

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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.