Home / 3,436,482.80-4,742,215.08-1,908,688.52

Finding the Fourth Proportional to 3,436,482.80, 4,742,215.08 and 1,908,688.52

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Solution

The fourth proportional to 3,436,482.80, 4,742,215.08 and 1,908,688.52 is: 2,633,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,482.80 : 4,742,215.08 = 1,908,688.52 : x
  2. Step 2: Convert to fraction form
    3,436,482.80/4,742,215.08 = 1,908,688.52/x
  3. Step 3: Cross multiply
    3,436,482.80x = 4,742,215.08 × 1,908,688.52
  4. Step 4: Simplify right side
    3,436,482.80x = 9,051,411,482,566.88
  5. Step 5: Solve for x
    x = 9,051,411,482,566.88/3,436,482.80
  6. Step 6: Final answer
    x = 2,633,917.30

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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.