Home / 1,740,090.40-2,605,220.40-1,690,938.40

Finding the Fourth Proportional to 1,740,090.40, 2,605,220.40 and 1,690,938.40

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Solution

The fourth proportional to 1,740,090.40, 2,605,220.40 and 1,690,938.40 is: 2,531,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,090.40 : 2,605,220.40 = 1,690,938.40 : x
  2. Step 2: Convert to fraction form
    1,740,090.40/2,605,220.40 = 1,690,938.40/x
  3. Step 3: Cross multiply
    1,740,090.40x = 2,605,220.40 × 1,690,938.40
  4. Step 4: Simplify right side
    1,740,090.40x = 4,405,267,214,823.36
  5. Step 5: Solve for x
    x = 4,405,267,214,823.36/1,740,090.40
  6. Step 6: Final answer
    x = 2,531,631.24

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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.