Home / 1,809,838.02-2,710,622.79-863,874.66

Finding the Fourth Proportional to 1,809,838.02, 2,710,622.79 and 863,874.66

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Solution

The fourth proportional to 1,809,838.02, 2,710,622.79 and 863,874.66 is: 1,293,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,838.02 : 2,710,622.79 = 863,874.66 : x
  2. Step 2: Convert to fraction form
    1,809,838.02/2,710,622.79 = 863,874.66/x
  3. Step 3: Cross multiply
    1,809,838.02x = 2,710,622.79 × 863,874.66
  4. Step 4: Simplify right side
    1,809,838.02x = 2,341,638,341,099.50
  5. Step 5: Solve for x
    x = 2,341,638,341,099.50/1,809,838.02
  6. Step 6: Final answer
    x = 1,293,838.63

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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.