Home / 2,249,421.27-3,100,971.90-1,603,720.45

Finding the Fourth Proportional to 2,249,421.27, 3,100,971.90 and 1,603,720.45

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Solution

The fourth proportional to 2,249,421.27, 3,100,971.90 and 1,603,720.45 is: 2,210,831.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,421.27 : 3,100,971.90 = 1,603,720.45 : x
  2. Step 2: Convert to fraction form
    2,249,421.27/3,100,971.90 = 1,603,720.45/x
  3. Step 3: Cross multiply
    2,249,421.27x = 3,100,971.90 × 1,603,720.45
  4. Step 4: Simplify right side
    2,249,421.27x = 4,973,092,050,905.35
  5. Step 5: Solve for x
    x = 4,973,092,050,905.35/2,249,421.27
  6. Step 6: Final answer
    x = 2,210,831.79

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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.