Home / 3,009,398.10-4,152,969-1,720,266.36

Finding the Fourth Proportional to 3,009,398.10, 4,152,969 and 1,720,266.36

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Solution

The fourth proportional to 3,009,398.10, 4,152,969 and 1,720,266.36 is: 2,373,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,398.10 : 4,152,969 = 1,720,266.36 : x
  2. Step 2: Convert to fraction form
    3,009,398.10/4,152,969 = 1,720,266.36/x
  3. Step 3: Cross multiply
    3,009,398.10x = 4,152,969 × 1,720,266.36
  4. Step 4: Simplify right side
    3,009,398.10x = 7,144,212,864,822.84
  5. Step 5: Solve for x
    x = 7,144,212,864,822.84/3,009,398.10
  6. Step 6: Final answer
    x = 2,373,967.36

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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.