Home / 2,985,358.32-4,119,795.76-1,696,200.40

Finding the Fourth Proportional to 2,985,358.32, 4,119,795.76 and 1,696,200.40

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Solution

The fourth proportional to 2,985,358.32, 4,119,795.76 and 1,696,200.40 is: 2,340,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,358.32 : 4,119,795.76 = 1,696,200.40 : x
  2. Step 2: Convert to fraction form
    2,985,358.32/4,119,795.76 = 1,696,200.40/x
  3. Step 3: Cross multiply
    2,985,358.32x = 4,119,795.76 × 1,696,200.40
  4. Step 4: Simplify right side
    2,985,358.32x = 6,987,999,216,030.30
  5. Step 5: Solve for x
    x = 6,987,999,216,030.30/2,985,358.32
  6. Step 6: Final answer
    x = 2,340,757.28

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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.