Home / 1,742,777.64-2,615,189.63-731,821.77

Finding the Fourth Proportional to 1,742,777.64, 2,615,189.63 and 731,821.77

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Solution

The fourth proportional to 1,742,777.64, 2,615,189.63 and 731,821.77 is: 1,098,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,777.64 : 2,615,189.63 = 731,821.77 : x
  2. Step 2: Convert to fraction form
    1,742,777.64/2,615,189.63 = 731,821.77/x
  3. Step 3: Cross multiply
    1,742,777.64x = 2,615,189.63 × 731,821.77
  4. Step 4: Simplify right side
    1,742,777.64x = 1,913,852,700,253.14
  5. Step 5: Solve for x
    x = 1,913,852,700,253.14/1,742,777.64
  6. Step 6: Final answer
    x = 1,098,162.30

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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.