Home / 1,013,994.48-1,399,312.41-561,285.48

Finding the Fourth Proportional to 1,013,994.48, 1,399,312.41 and 561,285.48

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Solution

The fourth proportional to 1,013,994.48, 1,399,312.41 and 561,285.48 is: 774,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,994.48 : 1,399,312.41 = 561,285.48 : x
  2. Step 2: Convert to fraction form
    1,013,994.48/1,399,312.41 = 561,285.48/x
  3. Step 3: Cross multiply
    1,013,994.48x = 1,399,312.41 × 561,285.48
  4. Step 4: Simplify right side
    1,013,994.48x = 785,413,737,716.81
  5. Step 5: Solve for x
    x = 785,413,737,716.81/1,013,994.48
  6. Step 6: Final answer
    x = 774,573.98

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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.