Home / 1,797,756.72-2,696,271.35-660,128.46

Finding the Fourth Proportional to 1,797,756.72, 2,696,271.35 and 660,128.46

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Solution

The fourth proportional to 1,797,756.72, 2,696,271.35 and 660,128.46 is: 990,059.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,756.72 : 2,696,271.35 = 660,128.46 : x
  2. Step 2: Convert to fraction form
    1,797,756.72/2,696,271.35 = 660,128.46/x
  3. Step 3: Cross multiply
    1,797,756.72x = 2,696,271.35 × 660,128.46
  4. Step 4: Simplify right side
    1,797,756.72x = 1,779,885,450,716.98
  5. Step 5: Solve for x
    x = 1,779,885,450,716.98/1,797,756.72
  6. Step 6: Final answer
    x = 990,059.13

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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.