Home / 1,482,034.90-2,045,208.39-802,971.40

Finding the Fourth Proportional to 1,482,034.90, 2,045,208.39 and 802,971.40

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Solution

The fourth proportional to 1,482,034.90, 2,045,208.39 and 802,971.40 is: 1,108,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,034.90 : 2,045,208.39 = 802,971.40 : x
  2. Step 2: Convert to fraction form
    1,482,034.90/2,045,208.39 = 802,971.40/x
  3. Step 3: Cross multiply
    1,482,034.90x = 2,045,208.39 × 802,971.40
  4. Step 4: Simplify right side
    1,482,034.90x = 1,642,243,844,210.05
  5. Step 5: Solve for x
    x = 1,642,243,844,210.05/1,482,034.90
  6. Step 6: Final answer
    x = 1,108,100.66

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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.