Home / 1,792,280.97-2,688,946.34-530,142.21

Finding the Fourth Proportional to 1,792,280.97, 2,688,946.34 and 530,142.21

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Solution

The fourth proportional to 1,792,280.97, 2,688,946.34 and 530,142.21 is: 795,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,280.97 : 2,688,946.34 = 530,142.21 : x
  2. Step 2: Convert to fraction form
    1,792,280.97/2,688,946.34 = 530,142.21/x
  3. Step 3: Cross multiply
    1,792,280.97x = 2,688,946.34 × 530,142.21
  4. Step 4: Simplify right side
    1,792,280.97x = 1,425,523,952,608.30
  5. Step 5: Solve for x
    x = 1,425,523,952,608.30/1,792,280.97
  6. Step 6: Final answer
    x = 795,368.57

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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.