Home / 1,533,145.02-2,115,740.17-888,938.88

Finding the Fourth Proportional to 1,533,145.02, 2,115,740.17 and 888,938.88

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Solution

The fourth proportional to 1,533,145.02, 2,115,740.17 and 888,938.88 is: 1,226,735.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,145.02 : 2,115,740.17 = 888,938.88 : x
  2. Step 2: Convert to fraction form
    1,533,145.02/2,115,740.17 = 888,938.88/x
  3. Step 3: Cross multiply
    1,533,145.02x = 2,115,740.17 × 888,938.88
  4. Step 4: Simplify right side
    1,533,145.02x = 1,880,763,698,718.62
  5. Step 5: Solve for x
    x = 1,880,763,698,718.62/1,533,145.02
  6. Step 6: Final answer
    x = 1,226,735.68

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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.