Home / 2,180,264.64-3,270,411.54-760,315.20

Finding the Fourth Proportional to 2,180,264.64, 3,270,411.54 and 760,315.20

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Solution

The fourth proportional to 2,180,264.64, 3,270,411.54 and 760,315.20 is: 1,140,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,264.64 : 3,270,411.54 = 760,315.20 : x
  2. Step 2: Convert to fraction form
    2,180,264.64/3,270,411.54 = 760,315.20/x
  3. Step 3: Cross multiply
    2,180,264.64x = 3,270,411.54 × 760,315.20
  4. Step 4: Simplify right side
    2,180,264.64x = 2,486,543,604,117.41
  5. Step 5: Solve for x
    x = 2,486,543,604,117.41/2,180,264.64
  6. Step 6: Final answer
    x = 1,140,477.88

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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.