Home / 1,114,024.32-1,536,922.90-630,478.56

Finding the Fourth Proportional to 1,114,024.32, 1,536,922.90 and 630,478.56

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Solution

The fourth proportional to 1,114,024.32, 1,536,922.90 and 630,478.56 is: 869,816.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,024.32 : 1,536,922.90 = 630,478.56 : x
  2. Step 2: Convert to fraction form
    1,114,024.32/1,536,922.90 = 630,478.56/x
  3. Step 3: Cross multiply
    1,114,024.32x = 1,536,922.90 × 630,478.56
  4. Step 4: Simplify right side
    1,114,024.32x = 968,996,936,823.02
  5. Step 5: Solve for x
    x = 968,996,936,823.02/1,114,024.32
  6. Step 6: Final answer
    x = 869,816.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.