Home / 2,220,461.68-3,064,811.16-1,448,017.96

Finding the Fourth Proportional to 2,220,461.68, 3,064,811.16 and 1,448,017.96

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Solution

The fourth proportional to 2,220,461.68, 3,064,811.16 and 1,448,017.96 is: 1,998,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,461.68 : 3,064,811.16 = 1,448,017.96 : x
  2. Step 2: Convert to fraction form
    2,220,461.68/3,064,811.16 = 1,448,017.96/x
  3. Step 3: Cross multiply
    2,220,461.68x = 3,064,811.16 × 1,448,017.96
  4. Step 4: Simplify right side
    2,220,461.68x = 4,437,901,603,688.43
  5. Step 5: Solve for x
    x = 4,437,901,603,688.43/2,220,461.68
  6. Step 6: Final answer
    x = 1,998,639.13

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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.