Home / 2,905,075.20-4,357,612.80-1,412,083.20

Finding the Fourth Proportional to 2,905,075.20, 4,357,612.80 and 1,412,083.20

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Solution

The fourth proportional to 2,905,075.20, 4,357,612.80 and 1,412,083.20 is: 2,118,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,075.20 : 4,357,612.80 = 1,412,083.20 : x
  2. Step 2: Convert to fraction form
    2,905,075.20/4,357,612.80 = 1,412,083.20/x
  3. Step 3: Cross multiply
    2,905,075.20x = 4,357,612.80 × 1,412,083.20
  4. Step 4: Simplify right side
    2,905,075.20x = 6,153,311,826,984.96
  5. Step 5: Solve for x
    x = 6,153,311,826,984.96/2,905,075.20
  6. Step 6: Final answer
    x = 2,118,124.80

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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.