Home / 5,355,143.64-8,032,973.81-1,760,831.01

Finding the Fourth Proportional to 5,355,143.64, 8,032,973.81 and 1,760,831.01

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Solution

The fourth proportional to 5,355,143.64, 8,032,973.81 and 1,760,831.01 is: 2,641,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,143.64 : 8,032,973.81 = 1,760,831.01 : x
  2. Step 2: Convert to fraction form
    5,355,143.64/8,032,973.81 = 1,760,831.01/x
  3. Step 3: Cross multiply
    5,355,143.64x = 8,032,973.81 × 1,760,831.01
  4. Step 4: Simplify right side
    5,355,143.64x = 14,144,709,405,906.77
  5. Step 5: Solve for x
    x = 14,144,709,405,906.77/5,355,143.64
  6. Step 6: Final answer
    x = 2,641,331.47

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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.