Home / 3,436,328.22-4,742,144.02-1,908,435.34

Finding the Fourth Proportional to 3,436,328.22, 4,742,144.02 and 1,908,435.34

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Solution

The fourth proportional to 3,436,328.22, 4,742,144.02 and 1,908,435.34 is: 2,633,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,328.22 : 4,742,144.02 = 1,908,435.34 : x
  2. Step 2: Convert to fraction form
    3,436,328.22/4,742,144.02 = 1,908,435.34/x
  3. Step 3: Cross multiply
    3,436,328.22x = 4,742,144.02 × 1,908,435.34
  4. Step 4: Simplify right side
    3,436,328.22x = 9,050,075,235,137.67
  5. Step 5: Solve for x
    x = 9,050,075,235,137.67/3,436,328.22
  6. Step 6: Final answer
    x = 2,633,646.92

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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.