Home / 1,104,006.60-1,656,009.90-768,083.40

Finding the Fourth Proportional to 1,104,006.60, 1,656,009.90 and 768,083.40

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Solution

The fourth proportional to 1,104,006.60, 1,656,009.90 and 768,083.40 is: 1,152,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,006.60 : 1,656,009.90 = 768,083.40 : x
  2. Step 2: Convert to fraction form
    1,104,006.60/1,656,009.90 = 768,083.40/x
  3. Step 3: Cross multiply
    1,104,006.60x = 1,656,009.90 × 768,083.40
  4. Step 4: Simplify right side
    1,104,006.60x = 1,271,953,714,425.66
  5. Step 5: Solve for x
    x = 1,271,953,714,425.66/1,104,006.60
  6. Step 6: Final answer
    x = 1,152,125.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.