Home / 1,663,173.02-2,295,178.34-938,019.17

Finding the Fourth Proportional to 1,663,173.02, 2,295,178.34 and 938,019.17

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Solution

The fourth proportional to 1,663,173.02, 2,295,178.34 and 938,019.17 is: 1,294,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,173.02 : 2,295,178.34 = 938,019.17 : x
  2. Step 2: Convert to fraction form
    1,663,173.02/2,295,178.34 = 938,019.17/x
  3. Step 3: Cross multiply
    1,663,173.02x = 2,295,178.34 × 938,019.17
  4. Step 4: Simplify right side
    1,663,173.02x = 2,152,921,265,322.79
  5. Step 5: Solve for x
    x = 2,152,921,265,322.79/1,663,173.02
  6. Step 6: Final answer
    x = 1,294,466.21

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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.