Home / 1,657,957.39-2,486,935.93-459,879.76

Finding the Fourth Proportional to 1,657,957.39, 2,486,935.93 and 459,879.76

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Solution

The fourth proportional to 1,657,957.39, 2,486,935.93 and 459,879.76 is: 689,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,957.39 : 2,486,935.93 = 459,879.76 : x
  2. Step 2: Convert to fraction form
    1,657,957.39/2,486,935.93 = 459,879.76/x
  3. Step 3: Cross multiply
    1,657,957.39x = 2,486,935.93 × 459,879.76
  4. Step 4: Simplify right side
    1,657,957.39x = 1,143,691,501,445.02
  5. Step 5: Solve for x
    x = 1,143,691,501,445.02/1,657,957.39
  6. Step 6: Final answer
    x = 689,819.60

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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.