Home / 1,085,989.47-1,498,665.45-602,558.07

Finding the Fourth Proportional to 1,085,989.47, 1,498,665.45 and 602,558.07

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Solution

The fourth proportional to 1,085,989.47, 1,498,665.45 and 602,558.07 is: 831,530.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,989.47 : 1,498,665.45 = 602,558.07 : x
  2. Step 2: Convert to fraction form
    1,085,989.47/1,498,665.45 = 602,558.07/x
  3. Step 3: Cross multiply
    1,085,989.47x = 1,498,665.45 × 602,558.07
  4. Step 4: Simplify right side
    1,085,989.47x = 903,032,961,127.68
  5. Step 5: Solve for x
    x = 903,032,961,127.68/1,085,989.47
  6. Step 6: Final answer
    x = 831,530.13

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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.