Home / 1,042,066-1,438,051.08-589,347.28

Finding the Fourth Proportional to 1,042,066, 1,438,051.08 and 589,347.28

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Solution

The fourth proportional to 1,042,066, 1,438,051.08 and 589,347.28 is: 813,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,066 : 1,438,051.08 = 589,347.28 : x
  2. Step 2: Convert to fraction form
    1,042,066/1,438,051.08 = 589,347.28/x
  3. Step 3: Cross multiply
    1,042,066x = 1,438,051.08 × 589,347.28
  4. Step 4: Simplify right side
    1,042,066x = 847,511,492,499.06
  5. Step 5: Solve for x
    x = 847,511,492,499.06/1,042,066
  6. Step 6: Final answer
    x = 813,299.25

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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.