Home / 1,616,078.32-2,424,831.57-847,392.48

Finding the Fourth Proportional to 1,616,078.32, 2,424,831.57 and 847,392.48

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Solution

The fourth proportional to 1,616,078.32, 2,424,831.57 and 847,392.48 is: 1,271,463.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,078.32 : 2,424,831.57 = 847,392.48 : x
  2. Step 2: Convert to fraction form
    1,616,078.32/2,424,831.57 = 847,392.48/x
  3. Step 3: Cross multiply
    1,616,078.32x = 2,424,831.57 × 847,392.48
  4. Step 4: Simplify right side
    1,616,078.32x = 2,054,784,037,684.59
  5. Step 5: Solve for x
    x = 2,054,784,037,684.59/1,616,078.32
  6. Step 6: Final answer
    x = 1,271,463.16

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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.