Home / 1,475,012.77-2,035,517.06-863,281.98

Finding the Fourth Proportional to 1,475,012.77, 2,035,517.06 and 863,281.98

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Solution

The fourth proportional to 1,475,012.77, 2,035,517.06 and 863,281.98 is: 1,191,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,012.77 : 2,035,517.06 = 863,281.98 : x
  2. Step 2: Convert to fraction form
    1,475,012.77/2,035,517.06 = 863,281.98/x
  3. Step 3: Cross multiply
    1,475,012.77x = 2,035,517.06 × 863,281.98
  4. Step 4: Simplify right side
    1,475,012.77x = 1,757,225,200,038.78
  5. Step 5: Solve for x
    x = 1,757,225,200,038.78/1,475,012.77
  6. Step 6: Final answer
    x = 1,191,328.81

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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.