Home / 2,009,140.42-2,771,509.50-1,272,746.10

Finding the Fourth Proportional to 2,009,140.42, 2,771,509.50 and 1,272,746.10

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Solution

The fourth proportional to 2,009,140.42, 2,771,509.50 and 1,272,746.10 is: 1,755,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,140.42 : 2,771,509.50 = 1,272,746.10 : x
  2. Step 2: Convert to fraction form
    2,009,140.42/2,771,509.50 = 1,272,746.10/x
  3. Step 3: Cross multiply
    2,009,140.42x = 2,771,509.50 × 1,272,746.10
  4. Step 4: Simplify right side
    2,009,140.42x = 3,527,427,907,237.95
  5. Step 5: Solve for x
    x = 3,527,427,907,237.95/2,009,140.42
  6. Step 6: Final answer
    x = 1,755,690.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.