Home / 2,150,515.18-2,967,710.79-1,170,461.23

Finding the Fourth Proportional to 2,150,515.18, 2,967,710.79 and 1,170,461.23

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Solution

The fourth proportional to 2,150,515.18, 2,967,710.79 and 1,170,461.23 is: 1,615,236.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,515.18 : 2,967,710.79 = 1,170,461.23 : x
  2. Step 2: Convert to fraction form
    2,150,515.18/2,967,710.79 = 1,170,461.23/x
  3. Step 3: Cross multiply
    2,150,515.18x = 2,967,710.79 × 1,170,461.23
  4. Step 4: Simplify right side
    2,150,515.18x = 3,473,590,421,547.67
  5. Step 5: Solve for x
    x = 3,473,590,421,547.67/2,150,515.18
  6. Step 6: Final answer
    x = 1,615,236.41

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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.