Home / 1,555,078.02-2,332,617.03-657,533.22

Finding the Fourth Proportional to 1,555,078.02, 2,332,617.03 and 657,533.22

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Solution

The fourth proportional to 1,555,078.02, 2,332,617.03 and 657,533.22 is: 986,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,078.02 : 2,332,617.03 = 657,533.22 : x
  2. Step 2: Convert to fraction form
    1,555,078.02/2,332,617.03 = 657,533.22/x
  3. Step 3: Cross multiply
    1,555,078.02x = 2,332,617.03 × 657,533.22
  4. Step 4: Simplify right side
    1,555,078.02x = 1,533,773,186,762.74
  5. Step 5: Solve for x
    x = 1,533,773,186,762.74/1,555,078.02
  6. Step 6: Final answer
    x = 986,299.83

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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.