Home / 1,780,859.70-2,673,363.15-1,152,386.10

Finding the Fourth Proportional to 1,780,859.70, 2,673,363.15 and 1,152,386.10

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Solution

The fourth proportional to 1,780,859.70, 2,673,363.15 and 1,152,386.10 is: 1,729,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,859.70 : 2,673,363.15 = 1,152,386.10 : x
  2. Step 2: Convert to fraction form
    1,780,859.70/2,673,363.15 = 1,152,386.10/x
  3. Step 3: Cross multiply
    1,780,859.70x = 2,673,363.15 × 1,152,386.10
  4. Step 4: Simplify right side
    1,780,859.70x = 3,080,746,534,312.22
  5. Step 5: Solve for x
    x = 3,080,746,534,312.22/1,780,859.70
  6. Step 6: Final answer
    x = 1,729,920.97

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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.