Home / 1,455,284.48-2,008,293.75-810,706.32

Finding the Fourth Proportional to 1,455,284.48, 2,008,293.75 and 810,706.32

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Solution

The fourth proportional to 1,455,284.48, 2,008,293.75 and 810,706.32 is: 1,118,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,284.48 : 2,008,293.75 = 810,706.32 : x
  2. Step 2: Convert to fraction form
    1,455,284.48/2,008,293.75 = 810,706.32/x
  3. Step 3: Cross multiply
    1,455,284.48x = 2,008,293.75 × 810,706.32
  4. Step 4: Simplify right side
    1,455,284.48x = 1,628,136,435,541.50
  5. Step 5: Solve for x
    x = 1,628,136,435,541.50/1,455,284.48
  6. Step 6: Final answer
    x = 1,118,775.38

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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.