Home / 1,097,127.98-1,644,442.77-686,988.98

Finding the Fourth Proportional to 1,097,127.98, 1,644,442.77 and 686,988.98

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Solution

The fourth proportional to 1,097,127.98, 1,644,442.77 and 686,988.98 is: 1,029,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,127.98 : 1,644,442.77 = 686,988.98 : x
  2. Step 2: Convert to fraction form
    1,097,127.98/1,644,442.77 = 686,988.98/x
  3. Step 3: Cross multiply
    1,097,127.98x = 1,644,442.77 × 686,988.98
  4. Step 4: Simplify right side
    1,097,127.98x = 1,129,714,061,230.67
  5. Step 5: Solve for x
    x = 1,129,714,061,230.67/1,097,127.98
  6. Step 6: Final answer
    x = 1,029,701.26

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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.