Home / 1,480,005.60-2,042,802.45-835,802.88

Finding the Fourth Proportional to 1,480,005.60, 2,042,802.45 and 835,802.88

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Solution

The fourth proportional to 1,480,005.60, 2,042,802.45 and 835,802.88 is: 1,153,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,005.60 : 2,042,802.45 = 835,802.88 : x
  2. Step 2: Convert to fraction form
    1,480,005.60/2,042,802.45 = 835,802.88/x
  3. Step 3: Cross multiply
    1,480,005.60x = 2,042,802.45 × 835,802.88
  4. Step 4: Simplify right side
    1,480,005.60x = 1,707,380,170,981.06
  5. Step 5: Solve for x
    x = 1,707,380,170,981.06/1,480,005.60
  6. Step 6: Final answer
    x = 1,153,630.89

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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.