Home / 2,972,359.40-4,101,855.80-1,683,448.92

Finding the Fourth Proportional to 2,972,359.40, 4,101,855.80 and 1,683,448.92

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Solution

The fourth proportional to 2,972,359.40, 4,101,855.80 and 1,683,448.92 is: 2,323,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,359.40 : 4,101,855.80 = 1,683,448.92 : x
  2. Step 2: Convert to fraction form
    2,972,359.40/4,101,855.80 = 1,683,448.92/x
  3. Step 3: Cross multiply
    2,972,359.40x = 4,101,855.80 × 1,683,448.92
  4. Step 4: Simplify right side
    2,972,359.40x = 6,905,264,708,088.49
  5. Step 5: Solve for x
    x = 6,905,264,708,088.49/2,972,359.40
  6. Step 6: Final answer
    x = 2,323,159.41

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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.