Home / 999,022.60-1,498,533.90-992,801.80

Finding the Fourth Proportional to 999,022.60, 1,498,533.90 and 992,801.80

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Solution

The fourth proportional to 999,022.60, 1,498,533.90 and 992,801.80 is: 1,489,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,022.60 : 1,498,533.90 = 992,801.80 : x
  2. Step 2: Convert to fraction form
    999,022.60/1,498,533.90 = 992,801.80/x
  3. Step 3: Cross multiply
    999,022.60x = 1,498,533.90 × 992,801.80
  4. Step 4: Simplify right side
    999,022.60x = 1,487,747,153,281.02
  5. Step 5: Solve for x
    x = 1,487,747,153,281.02/999,022.60
  6. Step 6: Final answer
    x = 1,489,202.70

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1.5x scale

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.