Home / 3,221,667.64-4,445,637.51-1,896,881.86

Finding the Fourth Proportional to 3,221,667.64, 4,445,637.51 and 1,896,881.86

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Solution

The fourth proportional to 3,221,667.64, 4,445,637.51 and 1,896,881.86 is: 2,617,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,667.64 : 4,445,637.51 = 1,896,881.86 : x
  2. Step 2: Convert to fraction form
    3,221,667.64/4,445,637.51 = 1,896,881.86/x
  3. Step 3: Cross multiply
    3,221,667.64x = 4,445,637.51 × 1,896,881.86
  4. Step 4: Simplify right side
    3,221,667.64x = 8,432,849,148,854.57
  5. Step 5: Solve for x
    x = 8,432,849,148,854.57/3,221,667.64
  6. Step 6: Final answer
    x = 2,617,541.62

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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.