Home / 1,140,511.55-1,708,878.24-801,897.84

Finding the Fourth Proportional to 1,140,511.55, 1,708,878.24 and 801,897.84

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Solution

The fourth proportional to 1,140,511.55, 1,708,878.24 and 801,897.84 is: 1,201,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,511.55 : 1,708,878.24 = 801,897.84 : x
  2. Step 2: Convert to fraction form
    1,140,511.55/1,708,878.24 = 801,897.84/x
  3. Step 3: Cross multiply
    1,140,511.55x = 1,708,878.24 × 801,897.84
  4. Step 4: Simplify right side
    1,140,511.55x = 1,370,345,769,479.00
  5. Step 5: Solve for x
    x = 1,370,345,769,479.00/1,140,511.55
  6. Step 6: Final answer
    x = 1,201,518.54

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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.