Home / 1,075,095.84-1,613,640.21-542,990.54

Finding the Fourth Proportional to 1,075,095.84, 1,613,640.21 and 542,990.54

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Solution

The fourth proportional to 1,075,095.84, 1,613,640.21 and 542,990.54 is: 814,989.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,095.84 : 1,613,640.21 = 542,990.54 : x
  2. Step 2: Convert to fraction form
    1,075,095.84/1,613,640.21 = 542,990.54/x
  3. Step 3: Cross multiply
    1,075,095.84x = 1,613,640.21 × 542,990.54
  4. Step 4: Simplify right side
    1,075,095.84x = 876,191,373,027.71
  5. Step 5: Solve for x
    x = 876,191,373,027.71/1,075,095.84
  6. Step 6: Final answer
    x = 814,989.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.