Home / 1,404,139.29-2,106,208.91-339,181.32

Finding the Fourth Proportional to 1,404,139.29, 2,106,208.91 and 339,181.32

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Solution

The fourth proportional to 1,404,139.29, 2,106,208.91 and 339,181.32 is: 508,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,139.29 : 2,106,208.91 = 339,181.32 : x
  2. Step 2: Convert to fraction form
    1,404,139.29/2,106,208.91 = 339,181.32/x
  3. Step 3: Cross multiply
    1,404,139.29x = 2,106,208.91 × 339,181.32
  4. Step 4: Simplify right side
    1,404,139.29x = 714,386,727,035.80
  5. Step 5: Solve for x
    x = 714,386,727,035.80/1,404,139.29
  6. Step 6: Final answer
    x = 508,771.98

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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.