Home / 1,472,485.72-2,032,391.13-900,005.80

Finding the Fourth Proportional to 1,472,485.72, 2,032,391.13 and 900,005.80

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Solution

The fourth proportional to 1,472,485.72, 2,032,391.13 and 900,005.80 is: 1,242,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,485.72 : 2,032,391.13 = 900,005.80 : x
  2. Step 2: Convert to fraction form
    1,472,485.72/2,032,391.13 = 900,005.80/x
  3. Step 3: Cross multiply
    1,472,485.72x = 2,032,391.13 × 900,005.80
  4. Step 4: Simplify right side
    1,472,485.72x = 1,829,163,804,868.55
  5. Step 5: Solve for x
    x = 1,829,163,804,868.55/1,472,485.72
  6. Step 6: Final answer
    x = 1,242,228.55

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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.