Home / 2,779,475.80-4,169,213.70-984,386.20

Finding the Fourth Proportional to 2,779,475.80, 4,169,213.70 and 984,386.20

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Solution

The fourth proportional to 2,779,475.80, 4,169,213.70 and 984,386.20 is: 1,476,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,475.80 : 4,169,213.70 = 984,386.20 : x
  2. Step 2: Convert to fraction form
    2,779,475.80/4,169,213.70 = 984,386.20/x
  3. Step 3: Cross multiply
    2,779,475.80x = 4,169,213.70 × 984,386.20
  4. Step 4: Simplify right side
    2,779,475.80x = 4,104,116,431,130.94
  5. Step 5: Solve for x
    x = 4,104,116,431,130.94/2,779,475.80
  6. Step 6: Final answer
    x = 1,476,579.30

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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.