Home / 1,535,926.65-2,303,889.98-780,099.45

Finding the Fourth Proportional to 1,535,926.65, 2,303,889.98 and 780,099.45

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Solution

The fourth proportional to 1,535,926.65, 2,303,889.98 and 780,099.45 is: 1,170,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,926.65 : 2,303,889.98 = 780,099.45 : x
  2. Step 2: Convert to fraction form
    1,535,926.65/2,303,889.98 = 780,099.45/x
  3. Step 3: Cross multiply
    1,535,926.65x = 2,303,889.98 × 780,099.45
  4. Step 4: Simplify right side
    1,535,926.65x = 1,797,263,302,358.01
  5. Step 5: Solve for x
    x = 1,797,263,302,358.01/1,535,926.65
  6. Step 6: Final answer
    x = 1,170,149.18

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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.