Home / 1,023,664.49-1,413,109.95-661,265.02

Finding the Fourth Proportional to 1,023,664.49, 1,413,109.95 and 661,265.02

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Solution

The fourth proportional to 1,023,664.49, 1,413,109.95 and 661,265.02 is: 912,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,664.49 : 1,413,109.95 = 661,265.02 : x
  2. Step 2: Convert to fraction form
    1,023,664.49/1,413,109.95 = 661,265.02/x
  3. Step 3: Cross multiply
    1,023,664.49x = 1,413,109.95 × 661,265.02
  4. Step 4: Simplify right side
    1,023,664.49x = 934,440,172,283.40
  5. Step 5: Solve for x
    x = 934,440,172,283.40/1,023,664.49
  6. Step 6: Final answer
    x = 912,838.32

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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.