Home / 3,742,804.80-5,605,912.80-2,898,619.20

Finding the Fourth Proportional to 3,742,804.80, 5,605,912.80 and 2,898,619.20

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Solution

The fourth proportional to 3,742,804.80, 5,605,912.80 and 2,898,619.20 is: 4,341,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,804.80 : 5,605,912.80 = 2,898,619.20 : x
  2. Step 2: Convert to fraction form
    3,742,804.80/5,605,912.80 = 2,898,619.20/x
  3. Step 3: Cross multiply
    3,742,804.80x = 5,605,912.80 × 2,898,619.20
  4. Step 4: Simplify right side
    3,742,804.80x = 16,249,406,475,605.76
  5. Step 5: Solve for x
    x = 16,249,406,475,605.76/3,742,804.80
  6. Step 6: Final answer
    x = 4,341,505.19

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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.