Home / 1,164,031.50-1,742,666.46-713,389.20

Finding the Fourth Proportional to 1,164,031.50, 1,742,666.46 and 713,389.20

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Solution

The fourth proportional to 1,164,031.50, 1,742,666.46 and 713,389.20 is: 1,068,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,031.50 : 1,742,666.46 = 713,389.20 : x
  2. Step 2: Convert to fraction form
    1,164,031.50/1,742,666.46 = 713,389.20/x
  3. Step 3: Cross multiply
    1,164,031.50x = 1,742,666.46 × 713,389.20
  4. Step 4: Simplify right side
    1,164,031.50x = 1,243,199,431,766.23
  5. Step 5: Solve for x
    x = 1,243,199,431,766.23/1,164,031.50
  6. Step 6: Final answer
    x = 1,068,011.85

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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.