Home / 1,307,032.40-1,960,087.80-465,611.60

Finding the Fourth Proportional to 1,307,032.40, 1,960,087.80 and 465,611.60

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Solution

The fourth proportional to 1,307,032.40, 1,960,087.80 and 465,611.60 is: 698,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,032.40 : 1,960,087.80 = 465,611.60 : x
  2. Step 2: Convert to fraction form
    1,307,032.40/1,960,087.80 = 465,611.60/x
  3. Step 3: Cross multiply
    1,307,032.40x = 1,960,087.80 × 465,611.60
  4. Step 4: Simplify right side
    1,307,032.40x = 912,639,616,698.48
  5. Step 5: Solve for x
    x = 912,639,616,698.48/1,307,032.40
  6. Step 6: Final answer
    x = 698,253.25

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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.