Home / 3,158,573.74-4,358,831.80-1,708,269.20

Finding the Fourth Proportional to 3,158,573.74, 4,358,831.80 and 1,708,269.20

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Solution

The fourth proportional to 3,158,573.74, 4,358,831.80 and 1,708,269.20 is: 2,357,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,573.74 : 4,358,831.80 = 1,708,269.20 : x
  2. Step 2: Convert to fraction form
    3,158,573.74/4,358,831.80 = 1,708,269.20/x
  3. Step 3: Cross multiply
    3,158,573.74x = 4,358,831.80 × 1,708,269.20
  4. Step 4: Simplify right side
    3,158,573.74x = 7,446,058,111,920.56
  5. Step 5: Solve for x
    x = 7,446,058,111,920.56/3,158,573.74
  6. Step 6: Final answer
    x = 2,357,411.52

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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.