Home / 1,761,392.16-2,430,721.08-997,593.36

Finding the Fourth Proportional to 1,761,392.16, 2,430,721.08 and 997,593.36

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Solution

The fourth proportional to 1,761,392.16, 2,430,721.08 and 997,593.36 is: 1,376,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,392.16 : 2,430,721.08 = 997,593.36 : x
  2. Step 2: Convert to fraction form
    1,761,392.16/2,430,721.08 = 997,593.36/x
  3. Step 3: Cross multiply
    1,761,392.16x = 2,430,721.08 × 997,593.36
  4. Step 4: Simplify right side
    1,761,392.16x = 2,424,871,209,420.03
  5. Step 5: Solve for x
    x = 2,424,871,209,420.03/1,761,392.16
  6. Step 6: Final answer
    x = 1,376,678.78

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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.