Home / 2,897,328.60-4,345,992.90-2,141,501.40

Finding the Fourth Proportional to 2,897,328.60, 4,345,992.90 and 2,141,501.40

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Solution

The fourth proportional to 2,897,328.60, 4,345,992.90 and 2,141,501.40 is: 3,212,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,328.60 : 4,345,992.90 = 2,141,501.40 : x
  2. Step 2: Convert to fraction form
    2,897,328.60/4,345,992.90 = 2,141,501.40/x
  3. Step 3: Cross multiply
    2,897,328.60x = 4,345,992.90 × 2,141,501.40
  4. Step 4: Simplify right side
    2,897,328.60x = 9,306,949,879,740.06
  5. Step 5: Solve for x
    x = 9,306,949,879,740.06/2,897,328.60
  6. Step 6: Final answer
    x = 3,212,252.10

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1.5x scale

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.