Home / 1,490,373.96-2,056,999.50-845,854.53

Finding the Fourth Proportional to 1,490,373.96, 2,056,999.50 and 845,854.53

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Solution

The fourth proportional to 1,490,373.96, 2,056,999.50 and 845,854.53 is: 1,167,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,373.96 : 2,056,999.50 = 845,854.53 : x
  2. Step 2: Convert to fraction form
    1,490,373.96/2,056,999.50 = 845,854.53/x
  3. Step 3: Cross multiply
    1,490,373.96x = 2,056,999.50 × 845,854.53
  4. Step 4: Simplify right side
    1,490,373.96x = 1,739,922,345,282.74
  5. Step 5: Solve for x
    x = 1,739,922,345,282.74/1,490,373.96
  6. Step 6: Final answer
    x = 1,167,440.11

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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.