Home / 1,657,397.40-2,486,096.10-936,999.60

Finding the Fourth Proportional to 1,657,397.40, 2,486,096.10 and 936,999.60

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Solution

The fourth proportional to 1,657,397.40, 2,486,096.10 and 936,999.60 is: 1,405,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,397.40 : 2,486,096.10 = 936,999.60 : x
  2. Step 2: Convert to fraction form
    1,657,397.40/2,486,096.10 = 936,999.60/x
  3. Step 3: Cross multiply
    1,657,397.40x = 2,486,096.10 × 936,999.60
  4. Step 4: Simplify right side
    1,657,397.40x = 2,329,471,051,261.56
  5. Step 5: Solve for x
    x = 2,329,471,051,261.56/1,657,397.40
  6. Step 6: Final answer
    x = 1,405,499.40

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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.