Home / 3,888,085.80-5,832,128.70-2,376,431.40

Finding the Fourth Proportional to 3,888,085.80, 5,832,128.70 and 2,376,431.40

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Solution

The fourth proportional to 3,888,085.80, 5,832,128.70 and 2,376,431.40 is: 3,564,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,085.80 : 5,832,128.70 = 2,376,431.40 : x
  2. Step 2: Convert to fraction form
    3,888,085.80/5,832,128.70 = 2,376,431.40/x
  3. Step 3: Cross multiply
    3,888,085.80x = 5,832,128.70 × 2,376,431.40
  4. Step 4: Simplify right side
    3,888,085.80x = 13,859,653,771,521.18
  5. Step 5: Solve for x
    x = 13,859,653,771,521.18/3,888,085.80
  6. Step 6: Final answer
    x = 3,564,647.10

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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.