Home / 1,484,549.11-2,048,670.55-805,485.61

Finding the Fourth Proportional to 1,484,549.11, 2,048,670.55 and 805,485.61

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Solution

The fourth proportional to 1,484,549.11, 2,048,670.55 and 805,485.61 is: 1,111,566.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,549.11 : 2,048,670.55 = 805,485.61 : x
  2. Step 2: Convert to fraction form
    1,484,549.11/2,048,670.55 = 805,485.61/x
  3. Step 3: Cross multiply
    1,484,549.11x = 2,048,670.55 × 805,485.61
  4. Step 4: Simplify right side
    1,484,549.11x = 1,650,174,640,520.40
  5. Step 5: Solve for x
    x = 1,650,174,640,520.40/1,484,549.11
  6. Step 6: Final answer
    x = 1,111,566.22

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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.