Home / 3,065,094.72-4,230,162.90-1,688,579.46

Finding the Fourth Proportional to 3,065,094.72, 4,230,162.90 and 1,688,579.46

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Solution

The fourth proportional to 3,065,094.72, 4,230,162.90 and 1,688,579.46 is: 2,330,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065,094.72 : 4,230,162.90 = 1,688,579.46 : x
  2. Step 2: Convert to fraction form
    3,065,094.72/4,230,162.90 = 1,688,579.46/x
  3. Step 3: Cross multiply
    3,065,094.72x = 4,230,162.90 × 1,688,579.46
  4. Step 4: Simplify right side
    3,065,094.72x = 7,142,966,185,394.03
  5. Step 5: Solve for x
    x = 7,142,966,185,394.03/3,065,094.72
  6. Step 6: Final answer
    x = 2,330,422.66

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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.