Home / 1,335,683.10-2,000,803.05-828,687.90

Finding the Fourth Proportional to 1,335,683.10, 2,000,803.05 and 828,687.90

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Solution

The fourth proportional to 1,335,683.10, 2,000,803.05 and 828,687.90 is: 1,241,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,683.10 : 2,000,803.05 = 828,687.90 : x
  2. Step 2: Convert to fraction form
    1,335,683.10/2,000,803.05 = 828,687.90/x
  3. Step 3: Cross multiply
    1,335,683.10x = 2,000,803.05 × 828,687.90
  4. Step 4: Simplify right side
    1,335,683.10x = 1,658,041,277,818.10
  5. Step 5: Solve for x
    x = 1,658,041,277,818.10/1,335,683.10
  6. Step 6: Final answer
    x = 1,241,343.31

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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.