Home / 1,386,610-2,079,651.96-675,923.28

Finding the Fourth Proportional to 1,386,610, 2,079,651.96 and 675,923.28

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Solution

The fourth proportional to 1,386,610, 2,079,651.96 and 675,923.28 is: 1,013,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,610 : 2,079,651.96 = 675,923.28 : x
  2. Step 2: Convert to fraction form
    1,386,610/2,079,651.96 = 675,923.28/x
  3. Step 3: Cross multiply
    1,386,610x = 2,079,651.96 × 675,923.28
  4. Step 4: Simplify right side
    1,386,610x = 1,405,685,174,061.63
  5. Step 5: Solve for x
    x = 1,405,685,174,061.63/1,386,610
  6. Step 6: Final answer
    x = 1,013,756.70

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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.