Home / 2,386,280.85-3,293,136.80-1,298,622.57

Finding the Fourth Proportional to 2,386,280.85, 3,293,136.80 and 1,298,622.57

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Solution

The fourth proportional to 2,386,280.85, 3,293,136.80 and 1,298,622.57 is: 1,792,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,280.85 : 3,293,136.80 = 1,298,622.57 : x
  2. Step 2: Convert to fraction form
    2,386,280.85/3,293,136.80 = 1,298,622.57/x
  3. Step 3: Cross multiply
    2,386,280.85x = 3,293,136.80 × 1,298,622.57
  4. Step 4: Simplify right side
    2,386,280.85x = 4,276,541,774,577.58
  5. Step 5: Solve for x
    x = 4,276,541,774,577.58/2,386,280.85
  6. Step 6: Final answer
    x = 1,792,136.82

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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.