Home / 4,892,686.80-7,340,779.80-2,053,669.20

Finding the Fourth Proportional to 4,892,686.80, 7,340,779.80 and 2,053,669.20

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Solution

The fourth proportional to 4,892,686.80, 7,340,779.80 and 2,053,669.20 is: 3,081,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,686.80 : 7,340,779.80 = 2,053,669.20 : x
  2. Step 2: Convert to fraction form
    4,892,686.80/7,340,779.80 = 2,053,669.20/x
  3. Step 3: Cross multiply
    4,892,686.80x = 7,340,779.80 × 2,053,669.20
  4. Step 4: Simplify right side
    4,892,686.80x = 15,075,533,379,242.16
  5. Step 5: Solve for x
    x = 15,075,533,379,242.16/4,892,686.80
  6. Step 6: Final answer
    x = 3,081,238.18

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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.