Home / 2,139,809.94-3,210,207.08-700,539.84

Finding the Fourth Proportional to 2,139,809.94, 3,210,207.08 and 700,539.84

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Solution

The fourth proportional to 2,139,809.94, 3,210,207.08 and 700,539.84 is: 1,050,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,809.94 : 3,210,207.08 = 700,539.84 : x
  2. Step 2: Convert to fraction form
    2,139,809.94/3,210,207.08 = 700,539.84/x
  3. Step 3: Cross multiply
    2,139,809.94x = 3,210,207.08 × 700,539.84
  4. Step 4: Simplify right side
    2,139,809.94x = 2,248,877,950,687.37
  5. Step 5: Solve for x
    x = 2,248,877,950,687.37/2,139,809.94
  6. Step 6: Final answer
    x = 1,050,970.89

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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.