Home / 1,448,688.30-2,173,032.45-740,100.30

Finding the Fourth Proportional to 1,448,688.30, 2,173,032.45 and 740,100.30

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Solution

The fourth proportional to 1,448,688.30, 2,173,032.45 and 740,100.30 is: 1,110,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,688.30 : 2,173,032.45 = 740,100.30 : x
  2. Step 2: Convert to fraction form
    1,448,688.30/2,173,032.45 = 740,100.30/x
  3. Step 3: Cross multiply
    1,448,688.30x = 2,173,032.45 × 740,100.30
  4. Step 4: Simplify right side
    1,448,688.30x = 1,608,261,968,154.74
  5. Step 5: Solve for x
    x = 1,608,261,968,154.74/1,448,688.30
  6. Step 6: Final answer
    x = 1,110,150.45

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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.