Home / 1,203,235.67-1,803,638.34-754,271.24

Finding the Fourth Proportional to 1,203,235.67, 1,803,638.34 and 754,271.24

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Solution

The fourth proportional to 1,203,235.67, 1,803,638.34 and 754,271.24 is: 1,130,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,235.67 : 1,803,638.34 = 754,271.24 : x
  2. Step 2: Convert to fraction form
    1,203,235.67/1,803,638.34 = 754,271.24/x
  3. Step 3: Cross multiply
    1,203,235.67x = 1,803,638.34 × 754,271.24
  4. Step 4: Simplify right side
    1,203,235.67x = 1,360,432,518,205.15
  5. Step 5: Solve for x
    x = 1,360,432,518,205.15/1,203,235.67
  6. Step 6: Final answer
    x = 1,130,645.10

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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.