Home / 1,904,612.15-2,628,440.55-1,045,203.17

Finding the Fourth Proportional to 1,904,612.15, 2,628,440.55 and 1,045,203.17

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Solution

The fourth proportional to 1,904,612.15, 2,628,440.55 and 1,045,203.17 is: 1,442,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,612.15 : 2,628,440.55 = 1,045,203.17 : x
  2. Step 2: Convert to fraction form
    1,904,612.15/2,628,440.55 = 1,045,203.17/x
  3. Step 3: Cross multiply
    1,904,612.15x = 2,628,440.55 × 1,045,203.17
  4. Step 4: Simplify right side
    1,904,612.15x = 2,747,254,381,874.34
  5. Step 5: Solve for x
    x = 2,747,254,381,874.34/1,904,612.15
  6. Step 6: Final answer
    x = 1,442,421.95

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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.