Home / 4,670,875.40-7,006,313.10-2,146,530.65

Finding the Fourth Proportional to 4,670,875.40, 7,006,313.10 and 2,146,530.65

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Solution

The fourth proportional to 4,670,875.40, 7,006,313.10 and 2,146,530.65 is: 3,219,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670,875.40 : 7,006,313.10 = 2,146,530.65 : x
  2. Step 2: Convert to fraction form
    4,670,875.40/7,006,313.10 = 2,146,530.65/x
  3. Step 3: Cross multiply
    4,670,875.40x = 7,006,313.10 × 2,146,530.65
  4. Step 4: Simplify right side
    4,670,875.40x = 15,039,265,812,646.51
  5. Step 5: Solve for x
    x = 15,039,265,812,646.51/4,670,875.40
  6. Step 6: Final answer
    x = 3,219,795.98

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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.