Home / 3,128,001.10-4,316,707.08-1,769,874.10

Finding the Fourth Proportional to 3,128,001.10, 4,316,707.08 and 1,769,874.10

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Solution

The fourth proportional to 3,128,001.10, 4,316,707.08 and 1,769,874.10 is: 2,442,463.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,001.10 : 4,316,707.08 = 1,769,874.10 : x
  2. Step 2: Convert to fraction form
    3,128,001.10/4,316,707.08 = 1,769,874.10/x
  3. Step 3: Cross multiply
    3,128,001.10x = 4,316,707.08 × 1,769,874.10
  4. Step 4: Simplify right side
    3,128,001.10x = 7,640,028,047,386.86
  5. Step 5: Solve for x
    x = 7,640,028,047,386.86/3,128,001.10
  6. Step 6: Final answer
    x = 2,442,463.35

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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.