Home / 3,159,785.40-4,740,426.90-1,029,881.40

Finding the Fourth Proportional to 3,159,785.40, 4,740,426.90 and 1,029,881.40

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Solution

The fourth proportional to 3,159,785.40, 4,740,426.90 and 1,029,881.40 is: 1,545,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,785.40 : 4,740,426.90 = 1,029,881.40 : x
  2. Step 2: Convert to fraction form
    3,159,785.40/4,740,426.90 = 1,029,881.40/x
  3. Step 3: Cross multiply
    3,159,785.40x = 4,740,426.90 × 1,029,881.40
  4. Step 4: Simplify right side
    3,159,785.40x = 4,882,077,492,369.66
  5. Step 5: Solve for x
    x = 4,882,077,492,369.66/3,159,785.40
  6. Step 6: Final answer
    x = 1,545,066.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.