Home / 1,993,621.80-2,990,475.06-714,312.60

Finding the Fourth Proportional to 1,993,621.80, 2,990,475.06 and 714,312.60

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Solution

The fourth proportional to 1,993,621.80, 2,990,475.06 and 714,312.60 is: 1,071,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,621.80 : 2,990,475.06 = 714,312.60 : x
  2. Step 2: Convert to fraction form
    1,993,621.80/2,990,475.06 = 714,312.60/x
  3. Step 3: Cross multiply
    1,993,621.80x = 2,990,475.06 × 714,312.60
  4. Step 4: Simplify right side
    1,993,621.80x = 2,136,134,015,343.76
  5. Step 5: Solve for x
    x = 2,136,134,015,343.76/1,993,621.80
  6. Step 6: Final answer
    x = 1,071,484.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.