Home / 2,960,416.60-4,085,389.50-1,671,309.40

Finding the Fourth Proportional to 2,960,416.60, 4,085,389.50 and 1,671,309.40

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Solution

The fourth proportional to 2,960,416.60, 4,085,389.50 and 1,671,309.40 is: 2,306,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,416.60 : 4,085,389.50 = 1,671,309.40 : x
  2. Step 2: Convert to fraction form
    2,960,416.60/4,085,389.50 = 1,671,309.40/x
  3. Step 3: Cross multiply
    2,960,416.60x = 4,085,389.50 × 1,671,309.40
  4. Step 4: Simplify right side
    2,960,416.60x = 6,827,949,874,011.30
  5. Step 5: Solve for x
    x = 6,827,949,874,011.30/2,960,416.60
  6. Step 6: Final answer
    x = 2,306,415.21

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1.5x scale

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.