Home / 1,353,615.81-2,029,369.86-670,031.01

Finding the Fourth Proportional to 1,353,615.81, 2,029,369.86 and 670,031.01

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Solution

The fourth proportional to 1,353,615.81, 2,029,369.86 and 670,031.01 is: 1,004,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,615.81 : 2,029,369.86 = 670,031.01 : x
  2. Step 2: Convert to fraction form
    1,353,615.81/2,029,369.86 = 670,031.01/x
  3. Step 3: Cross multiply
    1,353,615.81x = 2,029,369.86 × 670,031.01
  4. Step 4: Simplify right side
    1,353,615.81x = 1,359,740,736,959.36
  5. Step 5: Solve for x
    x = 1,359,740,736,959.36/1,353,615.81
  6. Step 6: Final answer
    x = 1,004,524.86

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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.