Home / 1,742,675.53-2,615,036.40-731,719.74

Finding the Fourth Proportional to 1,742,675.53, 2,615,036.40 and 731,719.74

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Solution

The fourth proportional to 1,742,675.53, 2,615,036.40 and 731,719.74 is: 1,098,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,675.53 : 2,615,036.40 = 731,719.74 : x
  2. Step 2: Convert to fraction form
    1,742,675.53/2,615,036.40 = 731,719.74/x
  3. Step 3: Cross multiply
    1,742,675.53x = 2,615,036.40 × 731,719.74
  4. Step 4: Simplify right side
    1,742,675.53x = 1,913,473,764,504.92
  5. Step 5: Solve for x
    x = 1,913,473,764,504.92/1,742,675.53
  6. Step 6: Final answer
    x = 1,098,009.20

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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.