Home / 6,402,751.79-9,603,420.21-1,610,442.90

Finding the Fourth Proportional to 6,402,751.79, 9,603,420.21 and 1,610,442.90

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Solution

The fourth proportional to 6,402,751.79, 9,603,420.21 and 1,610,442.90 is: 2,415,486.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,751.79 : 9,603,420.21 = 1,610,442.90 : x
  2. Step 2: Convert to fraction form
    6,402,751.79/9,603,420.21 = 1,610,442.90/x
  3. Step 3: Cross multiply
    6,402,751.79x = 9,603,420.21 × 1,610,442.90
  4. Step 4: Simplify right side
    6,402,751.79x = 15,465,759,892,911.01
  5. Step 5: Solve for x
    x = 15,465,759,892,911.01/6,402,751.79
  6. Step 6: Final answer
    x = 2,415,486.41

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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.