Home / 4,905,417.72-7,355,458.26-1,709,686.20

Finding the Fourth Proportional to 4,905,417.72, 7,355,458.26 and 1,709,686.20

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Solution

The fourth proportional to 4,905,417.72, 7,355,458.26 and 1,709,686.20 is: 2,563,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905,417.72 : 7,355,458.26 = 1,709,686.20 : x
  2. Step 2: Convert to fraction form
    4,905,417.72/7,355,458.26 = 1,709,686.20/x
  3. Step 3: Cross multiply
    4,905,417.72x = 7,355,458.26 × 1,709,686.20
  4. Step 4: Simplify right side
    4,905,417.72x = 12,575,525,481,798.01
  5. Step 5: Solve for x
    x = 12,575,525,481,798.01/4,905,417.72
  6. Step 6: Final answer
    x = 2,563,599.31

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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.