Home / 1,657,684.05-2,486,526.17-459,606.39

Finding the Fourth Proportional to 1,657,684.05, 2,486,526.17 and 459,606.39

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Solution

The fourth proportional to 1,657,684.05, 2,486,526.17 and 459,606.39 is: 689,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,684.05 : 2,486,526.17 = 459,606.39 : x
  2. Step 2: Convert to fraction form
    1,657,684.05/2,486,526.17 = 459,606.39/x
  3. Step 3: Cross multiply
    1,657,684.05x = 2,486,526.17 × 459,606.39
  4. Step 4: Simplify right side
    1,657,684.05x = 1,142,823,307,597.01
  5. Step 5: Solve for x
    x = 1,142,823,307,597.01/1,657,684.05
  6. Step 6: Final answer
    x = 689,409.61

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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.