Home / 2,578,698.40-3,868,047.60-2,358,248.80

Finding the Fourth Proportional to 2,578,698.40, 3,868,047.60 and 2,358,248.80

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Solution

The fourth proportional to 2,578,698.40, 3,868,047.60 and 2,358,248.80 is: 3,537,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,698.40 : 3,868,047.60 = 2,358,248.80 : x
  2. Step 2: Convert to fraction form
    2,578,698.40/3,868,047.60 = 2,358,248.80/x
  3. Step 3: Cross multiply
    2,578,698.40x = 3,868,047.60 × 2,358,248.80
  4. Step 4: Simplify right side
    2,578,698.40x = 9,121,818,611,042.88
  5. Step 5: Solve for x
    x = 9,121,818,611,042.88/2,578,698.40
  6. Step 6: Final answer
    x = 3,537,373.20

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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.