Home / 1,371,281.37-1,891,740.19-888,002.22

Finding the Fourth Proportional to 1,371,281.37, 1,891,740.19 and 888,002.22

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Solution

The fourth proportional to 1,371,281.37, 1,891,740.19 and 888,002.22 is: 1,225,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,281.37 : 1,891,740.19 = 888,002.22 : x
  2. Step 2: Convert to fraction form
    1,371,281.37/1,891,740.19 = 888,002.22/x
  3. Step 3: Cross multiply
    1,371,281.37x = 1,891,740.19 × 888,002.22
  4. Step 4: Simplify right side
    1,371,281.37x = 1,679,869,488,383.22
  5. Step 5: Solve for x
    x = 1,679,869,488,383.22/1,371,281.37
  6. Step 6: Final answer
    x = 1,225,036.32

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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.