Home / 1,460,790-2,190,495.29-853,752.38

Finding the Fourth Proportional to 1,460,790, 2,190,495.29 and 853,752.38

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Solution

The fourth proportional to 1,460,790, 2,190,495.29 and 853,752.38 is: 1,280,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,790 : 2,190,495.29 = 853,752.38 : x
  2. Step 2: Convert to fraction form
    1,460,790/2,190,495.29 = 853,752.38/x
  3. Step 3: Cross multiply
    1,460,790x = 2,190,495.29 × 853,752.38
  4. Step 4: Simplify right side
    1,460,790x = 1,870,140,551,995.05
  5. Step 5: Solve for x
    x = 1,870,140,551,995.05/1,460,790
  6. Step 6: Final answer
    x = 1,280,225.46

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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.