Home / 4,487,831.80-6,731,747.70-1,122,038.80

Finding the Fourth Proportional to 4,487,831.80, 6,731,747.70 and 1,122,038.80

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Solution

The fourth proportional to 4,487,831.80, 6,731,747.70 and 1,122,038.80 is: 1,683,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487,831.80 : 6,731,747.70 = 1,122,038.80 : x
  2. Step 2: Convert to fraction form
    4,487,831.80/6,731,747.70 = 1,122,038.80/x
  3. Step 3: Cross multiply
    4,487,831.80x = 6,731,747.70 × 1,122,038.80
  4. Step 4: Simplify right side
    4,487,831.80x = 7,553,282,111,210.76
  5. Step 5: Solve for x
    x = 7,553,282,111,210.76/4,487,831.80
  6. Step 6: Final answer
    x = 1,683,058.20

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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.