Home / 2,742,154.86-3,784,127.22-1,518,434.22

Finding the Fourth Proportional to 2,742,154.86, 3,784,127.22 and 1,518,434.22

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Solution

The fourth proportional to 2,742,154.86, 3,784,127.22 and 1,518,434.22 is: 2,095,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,154.86 : 3,784,127.22 = 1,518,434.22 : x
  2. Step 2: Convert to fraction form
    2,742,154.86/3,784,127.22 = 1,518,434.22/x
  3. Step 3: Cross multiply
    2,742,154.86x = 3,784,127.22 × 1,518,434.22
  4. Step 4: Simplify right side
    2,742,154.86x = 5,745,948,263,681.47
  5. Step 5: Solve for x
    x = 5,745,948,263,681.47/2,742,154.86
  6. Step 6: Final answer
    x = 2,095,413.48

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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.