Home / 3,615,172.77-4,989,030.23-1,983,579.70

Finding the Fourth Proportional to 3,615,172.77, 4,989,030.23 and 1,983,579.70

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Solution

The fourth proportional to 3,615,172.77, 4,989,030.23 and 1,983,579.70 is: 2,737,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,172.77 : 4,989,030.23 = 1,983,579.70 : x
  2. Step 2: Convert to fraction form
    3,615,172.77/4,989,030.23 = 1,983,579.70/x
  3. Step 3: Cross multiply
    3,615,172.77x = 4,989,030.23 × 1,983,579.70
  4. Step 4: Simplify right side
    3,615,172.77x = 9,896,139,081,031.76
  5. Step 5: Solve for x
    x = 9,896,139,081,031.76/3,615,172.77
  6. Step 6: Final answer
    x = 2,737,390.36

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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.