Home / 1,125,665.24-1,553,420.54-609,424.58

Finding the Fourth Proportional to 1,125,665.24, 1,553,420.54 and 609,424.58

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Solution

The fourth proportional to 1,125,665.24, 1,553,420.54 and 609,424.58 is: 841,007.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,665.24 : 1,553,420.54 = 609,424.58 : x
  2. Step 2: Convert to fraction form
    1,125,665.24/1,553,420.54 = 609,424.58/x
  3. Step 3: Cross multiply
    1,125,665.24x = 1,553,420.54 × 609,424.58
  4. Step 4: Simplify right side
    1,125,665.24x = 946,692,660,152.87
  5. Step 5: Solve for x
    x = 946,692,660,152.87/1,125,665.24
  6. Step 6: Final answer
    x = 841,007.28

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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.