Home / 1,514,901.86-2,091,322.14-942,126.56

Finding the Fourth Proportional to 1,514,901.86, 2,091,322.14 and 942,126.56

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Solution

The fourth proportional to 1,514,901.86, 2,091,322.14 and 942,126.56 is: 1,300,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,901.86 : 2,091,322.14 = 942,126.56 : x
  2. Step 2: Convert to fraction form
    1,514,901.86/2,091,322.14 = 942,126.56/x
  3. Step 3: Cross multiply
    1,514,901.86x = 2,091,322.14 × 942,126.56
  4. Step 4: Simplify right side
    1,514,901.86x = 1,970,290,132,762.37
  5. Step 5: Solve for x
    x = 1,970,290,132,762.37/1,514,901.86
  6. Step 6: Final answer
    x = 1,300,605.79

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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.