Home / 1,514,806.65-2,090,618.37-870,225.66

Finding the Fourth Proportional to 1,514,806.65, 2,090,618.37 and 870,225.66

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Solution

The fourth proportional to 1,514,806.65, 2,090,618.37 and 870,225.66 is: 1,201,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,806.65 : 2,090,618.37 = 870,225.66 : x
  2. Step 2: Convert to fraction form
    1,514,806.65/2,090,618.37 = 870,225.66/x
  3. Step 3: Cross multiply
    1,514,806.65x = 2,090,618.37 × 870,225.66
  4. Step 4: Simplify right side
    1,514,806.65x = 1,819,309,750,841.37
  5. Step 5: Solve for x
    x = 1,819,309,750,841.37/1,514,806.65
  6. Step 6: Final answer
    x = 1,201,017.80

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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.