Home / 1,553,127.11-2,328,911.08-904,913.12

Finding the Fourth Proportional to 1,553,127.11, 2,328,911.08 and 904,913.12

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Solution

The fourth proportional to 1,553,127.11, 2,328,911.08 and 904,913.12 is: 1,356,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,127.11 : 2,328,911.08 = 904,913.12 : x
  2. Step 2: Convert to fraction form
    1,553,127.11/2,328,911.08 = 904,913.12/x
  3. Step 3: Cross multiply
    1,553,127.11x = 2,328,911.08 × 904,913.12
  4. Step 4: Simplify right side
    1,553,127.11x = 2,107,462,194,435.40
  5. Step 5: Solve for x
    x = 2,107,462,194,435.40/1,553,127.11
  6. Step 6: Final answer
    x = 1,356,915.47

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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.