Home / 1,155,769.32-1,594,967.43-646,471.69

Finding the Fourth Proportional to 1,155,769.32, 1,594,967.43 and 646,471.69

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Solution

The fourth proportional to 1,155,769.32, 1,594,967.43 and 646,471.69 is: 892,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,769.32 : 1,594,967.43 = 646,471.69 : x
  2. Step 2: Convert to fraction form
    1,155,769.32/1,594,967.43 = 646,471.69/x
  3. Step 3: Cross multiply
    1,155,769.32x = 1,594,967.43 × 646,471.69
  4. Step 4: Simplify right side
    1,155,769.32x = 1,031,101,289,967.06
  5. Step 5: Solve for x
    x = 1,031,101,289,967.06/1,155,769.32
  6. Step 6: Final answer
    x = 892,134.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.