Home / 2,930,547.69-4,393,473.53-1,392,770.79

Finding the Fourth Proportional to 2,930,547.69, 4,393,473.53 and 1,392,770.79

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Solution

The fourth proportional to 2,930,547.69, 4,393,473.53 and 1,392,770.79 is: 2,088,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,547.69 : 4,393,473.53 = 1,392,770.79 : x
  2. Step 2: Convert to fraction form
    2,930,547.69/4,393,473.53 = 1,392,770.79/x
  3. Step 3: Cross multiply
    2,930,547.69x = 4,393,473.53 × 1,392,770.79
  4. Step 4: Simplify right side
    2,930,547.69x = 6,119,101,592,258.34
  5. Step 5: Solve for x
    x = 6,119,101,592,258.34/2,930,547.69
  6. Step 6: Final answer
    x = 2,088,040.27

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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.