Home / 1,108,905.02-1,529,913.04-904,602.77

Finding the Fourth Proportional to 1,108,905.02, 1,529,913.04 and 904,602.77

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Solution

The fourth proportional to 1,108,905.02, 1,529,913.04 and 904,602.77 is: 1,248,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,905.02 : 1,529,913.04 = 904,602.77 : x
  2. Step 2: Convert to fraction form
    1,108,905.02/1,529,913.04 = 904,602.77/x
  3. Step 3: Cross multiply
    1,108,905.02x = 1,529,913.04 × 904,602.77
  4. Step 4: Simplify right side
    1,108,905.02x = 1,383,963,573,843.12
  5. Step 5: Solve for x
    x = 1,383,963,573,843.12/1,108,905.02
  6. Step 6: Final answer
    x = 1,248,045.19

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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.