Home / 1,589,627.88-2,192,574.54-1,045,589.76

Finding the Fourth Proportional to 1,589,627.88, 2,192,574.54 and 1,045,589.76

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Solution

The fourth proportional to 1,589,627.88, 2,192,574.54 and 1,045,589.76 is: 1,442,182.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,627.88 : 2,192,574.54 = 1,045,589.76 : x
  2. Step 2: Convert to fraction form
    1,589,627.88/2,192,574.54 = 1,045,589.76/x
  3. Step 3: Cross multiply
    1,589,627.88x = 2,192,574.54 × 1,045,589.76
  4. Step 4: Simplify right side
    1,589,627.88x = 2,292,533,487,060.71
  5. Step 5: Solve for x
    x = 2,292,533,487,060.71/1,589,627.88
  6. Step 6: Final answer
    x = 1,442,182.49

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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.