Home / 1,640,152.22-2,263,411.04-914,999.94

Finding the Fourth Proportional to 1,640,152.22, 2,263,411.04 and 914,999.94

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Solution

The fourth proportional to 1,640,152.22, 2,263,411.04 and 914,999.94 is: 1,262,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,152.22 : 2,263,411.04 = 914,999.94 : x
  2. Step 2: Convert to fraction form
    1,640,152.22/2,263,411.04 = 914,999.94/x
  3. Step 3: Cross multiply
    1,640,152.22x = 2,263,411.04 × 914,999.94
  4. Step 4: Simplify right side
    1,640,152.22x = 2,071,020,949,903.28
  5. Step 5: Solve for x
    x = 2,071,020,949,903.28/1,640,152.22
  6. Step 6: Final answer
    x = 1,262,700.45

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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.