Home / 1,490,091.73-2,056,330.53-845,510.20

Finding the Fourth Proportional to 1,490,091.73, 2,056,330.53 and 845,510.20

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Solution

The fourth proportional to 1,490,091.73, 2,056,330.53 and 845,510.20 is: 1,166,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,091.73 : 2,056,330.53 = 845,510.20 : x
  2. Step 2: Convert to fraction form
    1,490,091.73/2,056,330.53 = 845,510.20/x
  3. Step 3: Cross multiply
    1,490,091.73x = 2,056,330.53 × 845,510.20
  4. Step 4: Simplify right side
    1,490,091.73x = 1,738,648,432,545.58
  5. Step 5: Solve for x
    x = 1,738,648,432,545.58/1,490,091.73
  6. Step 6: Final answer
    x = 1,166,806.31

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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.