Home / 1,081,459.69-1,622,281.55-282,739.95

Finding the Fourth Proportional to 1,081,459.69, 1,622,281.55 and 282,739.95

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Solution

The fourth proportional to 1,081,459.69, 1,622,281.55 and 282,739.95 is: 424,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,459.69 : 1,622,281.55 = 282,739.95 : x
  2. Step 2: Convert to fraction form
    1,081,459.69/1,622,281.55 = 282,739.95/x
  3. Step 3: Cross multiply
    1,081,459.69x = 1,622,281.55 × 282,739.95
  4. Step 4: Simplify right side
    1,081,459.69x = 458,683,802,919.22
  5. Step 5: Solve for x
    x = 458,683,802,919.22/1,081,459.69
  6. Step 6: Final answer
    x = 424,133.98

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1.5x scale

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.