Home / 1,490,155.10-2,056,356.90-845,536.82

Finding the Fourth Proportional to 1,490,155.10, 2,056,356.90 and 845,536.82

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Solution

The fourth proportional to 1,490,155.10, 2,056,356.90 and 845,536.82 is: 1,166,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,155.10 : 2,056,356.90 = 845,536.82 : x
  2. Step 2: Convert to fraction form
    1,490,155.10/2,056,356.90 = 845,536.82/x
  3. Step 3: Cross multiply
    1,490,155.10x = 2,056,356.90 × 845,536.82
  4. Step 4: Simplify right side
    1,490,155.10x = 1,738,725,474,011.06
  5. Step 5: Solve for x
    x = 1,738,725,474,011.06/1,490,155.10
  6. Step 6: Final answer
    x = 1,166,808.39

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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.