Home / 1,011,085.96-1,395,287.04-581,367.80

Finding the Fourth Proportional to 1,011,085.96, 1,395,287.04 and 581,367.80

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Solution

The fourth proportional to 1,011,085.96, 1,395,287.04 and 581,367.80 is: 802,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,085.96 : 1,395,287.04 = 581,367.80 : x
  2. Step 2: Convert to fraction form
    1,011,085.96/1,395,287.04 = 581,367.80/x
  3. Step 3: Cross multiply
    1,011,085.96x = 1,395,287.04 × 581,367.80
  4. Step 4: Simplify right side
    1,011,085.96x = 811,174,956,813.31
  5. Step 5: Solve for x
    x = 811,174,956,813.31/1,011,085.96
  6. Step 6: Final answer
    x = 802,280.90

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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.