Home / 1,742,970.48-2,613,712.68-663,298.80

Finding the Fourth Proportional to 1,742,970.48, 2,613,712.68 and 663,298.80

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Solution

The fourth proportional to 1,742,970.48, 2,613,712.68 and 663,298.80 is: 994,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,970.48 : 2,613,712.68 = 663,298.80 : x
  2. Step 2: Convert to fraction form
    1,742,970.48/2,613,712.68 = 663,298.80/x
  3. Step 3: Cross multiply
    1,742,970.48x = 2,613,712.68 × 663,298.80
  4. Step 4: Simplify right side
    1,742,970.48x = 1,733,672,484,188.78
  5. Step 5: Solve for x
    x = 1,733,672,484,188.78/1,742,970.48
  6. Step 6: Final answer
    x = 994,665.43

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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.