Home / 1,994,117.40-2,990,592.90-714,576.60

Finding the Fourth Proportional to 1,994,117.40, 2,990,592.90 and 714,576.60

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Solution

The fourth proportional to 1,994,117.40, 2,990,592.90 and 714,576.60 is: 1,071,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,117.40 : 2,990,592.90 = 714,576.60 : x
  2. Step 2: Convert to fraction form
    1,994,117.40/2,990,592.90 = 714,576.60/x
  3. Step 3: Cross multiply
    1,994,117.40x = 2,990,592.90 × 714,576.60
  4. Step 4: Simplify right side
    1,994,117.40x = 2,137,007,706,466.14
  5. Step 5: Solve for x
    x = 2,137,007,706,466.14/1,994,117.40
  6. Step 6: Final answer
    x = 1,071,655.91

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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.