Home / 1,103,995.78-1,654,303.74-742,829.14

Finding the Fourth Proportional to 1,103,995.78, 1,654,303.74 and 742,829.14

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Solution

The fourth proportional to 1,103,995.78, 1,654,303.74 and 742,829.14 is: 1,113,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,995.78 : 1,654,303.74 = 742,829.14 : x
  2. Step 2: Convert to fraction form
    1,103,995.78/1,654,303.74 = 742,829.14/x
  3. Step 3: Cross multiply
    1,103,995.78x = 1,654,303.74 × 742,829.14
  4. Step 4: Simplify right side
    1,103,995.78x = 1,228,865,024,482.98
  5. Step 5: Solve for x
    x = 1,228,865,024,482.98/1,103,995.78
  6. Step 6: Final answer
    x = 1,113,106.63

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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.