Home / 3,160,935.63-4,362,105.06-1,710,631.28

Finding the Fourth Proportional to 3,160,935.63, 4,362,105.06 and 1,710,631.28

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Solution

The fourth proportional to 3,160,935.63, 4,362,105.06 and 1,710,631.28 is: 2,360,678.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,935.63 : 4,362,105.06 = 1,710,631.28 : x
  2. Step 2: Convert to fraction form
    3,160,935.63/4,362,105.06 = 1,710,631.28/x
  3. Step 3: Cross multiply
    3,160,935.63x = 4,362,105.06 × 1,710,631.28
  4. Step 4: Simplify right side
    3,160,935.63x = 7,461,953,373,187.54
  5. Step 5: Solve for x
    x = 7,461,953,373,187.54/3,160,935.63
  6. Step 6: Final answer
    x = 2,360,678.69

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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.