Home / 1,480,285.81-2,042,680.40-835,769.62

Finding the Fourth Proportional to 1,480,285.81, 2,042,680.40 and 835,769.62

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Solution

The fourth proportional to 1,480,285.81, 2,042,680.40 and 835,769.62 is: 1,153,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,285.81 : 2,042,680.40 = 835,769.62 : x
  2. Step 2: Convert to fraction form
    1,480,285.81/2,042,680.40 = 835,769.62/x
  3. Step 3: Cross multiply
    1,480,285.81x = 2,042,680.40 × 835,769.62
  4. Step 4: Simplify right side
    1,480,285.81x = 1,707,210,221,689.45
  5. Step 5: Solve for x
    x = 1,707,210,221,689.45/1,480,285.81
  6. Step 6: Final answer
    x = 1,153,297.70

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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.