Home / 983,639.80-1,475,459.70-896,548.60

Finding the Fourth Proportional to 983,639.80, 1,475,459.70 and 896,548.60

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Solution

The fourth proportional to 983,639.80, 1,475,459.70 and 896,548.60 is: 1,344,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,639.80 : 1,475,459.70 = 896,548.60 : x
  2. Step 2: Convert to fraction form
    983,639.80/1,475,459.70 = 896,548.60/x
  3. Step 3: Cross multiply
    983,639.80x = 1,475,459.70 × 896,548.60
  4. Step 4: Simplify right side
    983,639.80x = 1,322,821,328,391.42
  5. Step 5: Solve for x
    x = 1,322,821,328,391.42/983,639.80
  6. Step 6: Final answer
    x = 1,344,822.90

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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.