Home / 4,817,145.65-7,226,010.36-1,938,501.45

Finding the Fourth Proportional to 4,817,145.65, 7,226,010.36 and 1,938,501.45

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Solution

The fourth proportional to 4,817,145.65, 7,226,010.36 and 1,938,501.45 is: 2,907,869.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817,145.65 : 7,226,010.36 = 1,938,501.45 : x
  2. Step 2: Convert to fraction form
    4,817,145.65/7,226,010.36 = 1,938,501.45/x
  3. Step 3: Cross multiply
    4,817,145.65x = 7,226,010.36 × 1,938,501.45
  4. Step 4: Simplify right side
    4,817,145.65x = 14,007,631,560,575.02
  5. Step 5: Solve for x
    x = 14,007,631,560,575.02/4,817,145.65
  6. Step 6: Final answer
    x = 2,907,869.64

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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.