Home / 2,911,482.40-4,366,186.80-1,314,810.40

Finding the Fourth Proportional to 2,911,482.40, 4,366,186.80 and 1,314,810.40

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Solution

The fourth proportional to 2,911,482.40, 4,366,186.80 and 1,314,810.40 is: 1,971,747.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,482.40 : 4,366,186.80 = 1,314,810.40 : x
  2. Step 2: Convert to fraction form
    2,911,482.40/4,366,186.80 = 1,314,810.40/x
  3. Step 3: Cross multiply
    2,911,482.40x = 4,366,186.80 × 1,314,810.40
  4. Step 4: Simplify right side
    2,911,482.40x = 5,740,707,812,982.72
  5. Step 5: Solve for x
    x = 5,740,707,812,982.72/2,911,482.40
  6. Step 6: Final answer
    x = 1,971,747.39

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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.