Home / 1,292,620.02-1,938,055.23-450,712.50

Finding the Fourth Proportional to 1,292,620.02, 1,938,055.23 and 450,712.50

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Solution

The fourth proportional to 1,292,620.02, 1,938,055.23 and 450,712.50 is: 675,763.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,620.02 : 1,938,055.23 = 450,712.50 : x
  2. Step 2: Convert to fraction form
    1,292,620.02/1,938,055.23 = 450,712.50/x
  3. Step 3: Cross multiply
    1,292,620.02x = 1,938,055.23 × 450,712.50
  4. Step 4: Simplify right side
    1,292,620.02x = 873,505,717,851.38
  5. Step 5: Solve for x
    x = 873,505,717,851.38/1,292,620.02
  6. Step 6: Final answer
    x = 675,763.72

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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.