Home / 4,912,870.17-6,779,787.68-2,849,109.33

Finding the Fourth Proportional to 4,912,870.17, 6,779,787.68 and 2,849,109.33

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Solution

The fourth proportional to 4,912,870.17, 6,779,787.68 and 2,849,109.33 is: 3,931,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,870.17 : 6,779,787.68 = 2,849,109.33 : x
  2. Step 2: Convert to fraction form
    4,912,870.17/6,779,787.68 = 2,849,109.33/x
  3. Step 3: Cross multiply
    4,912,870.17x = 6,779,787.68 × 2,849,109.33
  4. Step 4: Simplify right side
    4,912,870.17x = 19,316,356,334,507.05
  5. Step 5: Solve for x
    x = 19,316,356,334,507.05/4,912,870.17
  6. Step 6: Final answer
    x = 3,931,786.44

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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.