Home / 3,119,071.76-4,304,038.17-1,742,295.12

Finding the Fourth Proportional to 3,119,071.76, 4,304,038.17 and 1,742,295.12

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Solution

The fourth proportional to 3,119,071.76, 4,304,038.17 and 1,742,295.12 is: 2,404,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,071.76 : 4,304,038.17 = 1,742,295.12 : x
  2. Step 2: Convert to fraction form
    3,119,071.76/4,304,038.17 = 1,742,295.12/x
  3. Step 3: Cross multiply
    3,119,071.76x = 4,304,038.17 × 1,742,295.12
  4. Step 4: Simplify right side
    3,119,071.76x = 7,498,904,678,364.54
  5. Step 5: Solve for x
    x = 7,498,904,678,364.54/3,119,071.76
  6. Step 6: Final answer
    x = 2,404,210.37

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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.