Home / 1,065,701.80-1,602,489.30-892,491.40

Finding the Fourth Proportional to 1,065,701.80, 1,602,489.30 and 892,491.40

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Solution

The fourth proportional to 1,065,701.80, 1,602,489.30 and 892,491.40 is: 1,342,033.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,701.80 : 1,602,489.30 = 892,491.40 : x
  2. Step 2: Convert to fraction form
    1,065,701.80/1,602,489.30 = 892,491.40/x
  3. Step 3: Cross multiply
    1,065,701.80x = 1,602,489.30 × 892,491.40
  4. Step 4: Simplify right side
    1,065,701.80x = 1,430,207,918,842.02
  5. Step 5: Solve for x
    x = 1,430,207,918,842.02/1,065,701.80
  6. Step 6: Final answer
    x = 1,342,033.88

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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.