Home / 5,185,866.53-7,157,172.95-2,894,502.89

Finding the Fourth Proportional to 5,185,866.53, 7,157,172.95 and 2,894,502.89

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Solution

The fourth proportional to 5,185,866.53, 7,157,172.95 and 2,894,502.89 is: 3,994,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,866.53 : 7,157,172.95 = 2,894,502.89 : x
  2. Step 2: Convert to fraction form
    5,185,866.53/7,157,172.95 = 2,894,502.89/x
  3. Step 3: Cross multiply
    5,185,866.53x = 7,157,172.95 × 2,894,502.89
  4. Step 4: Simplify right side
    5,185,866.53x = 20,716,457,737,746.45
  5. Step 5: Solve for x
    x = 20,716,457,737,746.45/5,185,866.53
  6. Step 6: Final answer
    x = 3,994,791.93

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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.