Home / 989,140.10-1,483,710.15-983,235.20

Finding the Fourth Proportional to 989,140.10, 1,483,710.15 and 983,235.20

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Solution

The fourth proportional to 989,140.10, 1,483,710.15 and 983,235.20 is: 1,474,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,140.10 : 1,483,710.15 = 983,235.20 : x
  2. Step 2: Convert to fraction form
    989,140.10/1,483,710.15 = 983,235.20/x
  3. Step 3: Cross multiply
    989,140.10x = 1,483,710.15 × 983,235.20
  4. Step 4: Simplify right side
    989,140.10x = 1,458,836,046,077.28
  5. Step 5: Solve for x
    x = 1,458,836,046,077.28/989,140.10
  6. Step 6: Final answer
    x = 1,474,852.80

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Similar ratio
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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.