Home / 1,416,802.38-1,955,170.08-772,220.58

Finding the Fourth Proportional to 1,416,802.38, 1,955,170.08 and 772,220.58

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Solution

The fourth proportional to 1,416,802.38, 1,955,170.08 and 772,220.58 is: 1,065,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,802.38 : 1,955,170.08 = 772,220.58 : x
  2. Step 2: Convert to fraction form
    1,416,802.38/1,955,170.08 = 772,220.58/x
  3. Step 3: Cross multiply
    1,416,802.38x = 1,955,170.08 × 772,220.58
  4. Step 4: Simplify right side
    1,416,802.38x = 1,509,822,573,176.25
  5. Step 5: Solve for x
    x = 1,509,822,573,176.25/1,416,802.38
  6. Step 6: Final answer
    x = 1,065,655.02

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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.