Home / 4,077,087.12-6,115,667.76-1,237,199.40

Finding the Fourth Proportional to 4,077,087.12, 6,115,667.76 and 1,237,199.40

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Solution

The fourth proportional to 4,077,087.12, 6,115,667.76 and 1,237,199.40 is: 1,855,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,087.12 : 6,115,667.76 = 1,237,199.40 : x
  2. Step 2: Convert to fraction form
    4,077,087.12/6,115,667.76 = 1,237,199.40/x
  3. Step 3: Cross multiply
    4,077,087.12x = 6,115,667.76 × 1,237,199.40
  4. Step 4: Simplify right side
    4,077,087.12x = 7,566,300,483,271.34
  5. Step 5: Solve for x
    x = 7,566,300,483,271.34/4,077,087.12
  6. Step 6: Final answer
    x = 1,855,810.35

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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.