Home / 1,012,285.10-1,396,970.04-604,422.60

Finding the Fourth Proportional to 1,012,285.10, 1,396,970.04 and 604,422.60

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Solution

The fourth proportional to 1,012,285.10, 1,396,970.04 and 604,422.60 is: 834,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,285.10 : 1,396,970.04 = 604,422.60 : x
  2. Step 2: Convert to fraction form
    1,012,285.10/1,396,970.04 = 604,422.60/x
  3. Step 3: Cross multiply
    1,012,285.10x = 1,396,970.04 × 604,422.60
  4. Step 4: Simplify right side
    1,012,285.10x = 844,360,263,698.90
  5. Step 5: Solve for x
    x = 844,360,263,698.90/1,012,285.10
  6. Step 6: Final answer
    x = 834,113.10

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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.