Home / 983,620.40-1,475,430.60-884,087.60

Finding the Fourth Proportional to 983,620.40, 1,475,430.60 and 884,087.60

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Solution

The fourth proportional to 983,620.40, 1,475,430.60 and 884,087.60 is: 1,326,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,620.40 : 1,475,430.60 = 884,087.60 : x
  2. Step 2: Convert to fraction form
    983,620.40/1,475,430.60 = 884,087.60/x
  3. Step 3: Cross multiply
    983,620.40x = 1,475,430.60 × 884,087.60
  4. Step 4: Simplify right side
    983,620.40x = 1,304,409,898,120.56
  5. Step 5: Solve for x
    x = 1,304,409,898,120.56/983,620.40
  6. Step 6: Final answer
    x = 1,326,131.40

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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.