Home / 5,113,405.98-7,671,158.70-1,518,852.78

Finding the Fourth Proportional to 5,113,405.98, 7,671,158.70 and 1,518,852.78

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Solution

The fourth proportional to 5,113,405.98, 7,671,158.70 and 1,518,852.78 is: 2,278,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,405.98 : 7,671,158.70 = 1,518,852.78 : x
  2. Step 2: Convert to fraction form
    5,113,405.98/7,671,158.70 = 1,518,852.78/x
  3. Step 3: Cross multiply
    5,113,405.98x = 7,671,158.70 × 1,518,852.78
  4. Step 4: Simplify right side
    5,113,405.98x = 11,651,360,717,316.19
  5. Step 5: Solve for x
    x = 11,651,360,717,316.19/5,113,405.98
  6. Step 6: Final answer
    x = 2,278,590.97

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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.