Home / 1,499,697.54-2,069,576.93-811,367.24

Finding the Fourth Proportional to 1,499,697.54, 2,069,576.93 and 811,367.24

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Solution

The fourth proportional to 1,499,697.54, 2,069,576.93 and 811,367.24 is: 1,119,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,697.54 : 2,069,576.93 = 811,367.24 : x
  2. Step 2: Convert to fraction form
    1,499,697.54/2,069,576.93 = 811,367.24/x
  3. Step 3: Cross multiply
    1,499,697.54x = 2,069,576.93 × 811,367.24
  4. Step 4: Simplify right side
    1,499,697.54x = 1,679,186,913,342.31
  5. Step 5: Solve for x
    x = 1,679,186,913,342.31/1,499,697.54
  6. Step 6: Final answer
    x = 1,119,683.72

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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.