Home / 1,375,430.88-2,061,746.64-1,273,604.16

Finding the Fourth Proportional to 1,375,430.88, 2,061,746.64 and 1,273,604.16

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Solution

The fourth proportional to 1,375,430.88, 2,061,746.64 and 1,273,604.16 is: 1,909,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,430.88 : 2,061,746.64 = 1,273,604.16 : x
  2. Step 2: Convert to fraction form
    1,375,430.88/2,061,746.64 = 1,273,604.16/x
  3. Step 3: Cross multiply
    1,375,430.88x = 2,061,746.64 × 1,273,604.16
  4. Step 4: Simplify right side
    1,375,430.88x = 2,625,849,097,570.02
  5. Step 5: Solve for x
    x = 2,625,849,097,570.02/1,375,430.88
  6. Step 6: Final answer
    x = 1,909,110.18

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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.