Home / 1,496,750.69-2,065,515.12-808,422.18

Finding the Fourth Proportional to 1,496,750.69, 2,065,515.12 and 808,422.18

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Solution

The fourth proportional to 1,496,750.69, 2,065,515.12 and 808,422.18 is: 1,115,622.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,750.69 : 2,065,515.12 = 808,422.18 : x
  2. Step 2: Convert to fraction form
    1,496,750.69/2,065,515.12 = 808,422.18/x
  3. Step 3: Cross multiply
    1,496,750.69x = 2,065,515.12 × 808,422.18
  4. Step 4: Simplify right side
    1,496,750.69x = 1,669,808,236,133.36
  5. Step 5: Solve for x
    x = 1,669,808,236,133.36/1,496,750.69
  6. Step 6: Final answer
    x = 1,115,622.16

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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.