Home / 1,518,090-2,093,608.23-1,259,557.65

Finding the Fourth Proportional to 1,518,090, 2,093,608.23 and 1,259,557.65

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Solution

The fourth proportional to 1,518,090, 2,093,608.23 and 1,259,557.65 is: 1,737,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,090 : 2,093,608.23 = 1,259,557.65 : x
  2. Step 2: Convert to fraction form
    1,518,090/2,093,608.23 = 1,259,557.65/x
  3. Step 3: Cross multiply
    1,518,090x = 2,093,608.23 × 1,259,557.65
  4. Step 4: Simplify right side
    1,518,090x = 2,637,020,262,199.46
  5. Step 5: Solve for x
    x = 2,637,020,262,199.46/1,518,090
  6. Step 6: Final answer
    x = 1,737,064.51

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1.5x scale

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.