Home / 1,437,511.36-1,984,403.30-928,462

Finding the Fourth Proportional to 1,437,511.36, 1,984,403.30 and 928,462

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Solution

The fourth proportional to 1,437,511.36, 1,984,403.30 and 928,462 is: 1,281,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,511.36 : 1,984,403.30 = 928,462 : x
  2. Step 2: Convert to fraction form
    1,437,511.36/1,984,403.30 = 928,462/x
  3. Step 3: Cross multiply
    1,437,511.36x = 1,984,403.30 × 928,462
  4. Step 4: Simplify right side
    1,437,511.36x = 1,842,443,056,724.60
  5. Step 5: Solve for x
    x = 1,842,443,056,724.60/1,437,511.36
  6. Step 6: Final answer
    x = 1,281,689.39

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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.