Home / 2,109,831.54-2,915,429.67-1,535,875.26

Finding the Fourth Proportional to 2,109,831.54, 2,915,429.67 and 1,535,875.26

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Solution

The fourth proportional to 2,109,831.54, 2,915,429.67 and 1,535,875.26 is: 2,122,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,831.54 : 2,915,429.67 = 1,535,875.26 : x
  2. Step 2: Convert to fraction form
    2,109,831.54/2,915,429.67 = 1,535,875.26/x
  3. Step 3: Cross multiply
    2,109,831.54x = 2,915,429.67 × 1,535,875.26
  4. Step 4: Simplify right side
    2,109,831.54x = 4,477,736,302,422.96
  5. Step 5: Solve for x
    x = 4,477,736,302,422.96/2,109,831.54
  6. Step 6: Final answer
    x = 2,122,319.35

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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.