Home / 1,055,097.11-1,455,869.48-625,307.87

Finding the Fourth Proportional to 1,055,097.11, 1,455,869.48 and 625,307.87

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Solution

The fourth proportional to 1,055,097.11, 1,455,869.48 and 625,307.87 is: 862,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,097.11 : 1,455,869.48 = 625,307.87 : x
  2. Step 2: Convert to fraction form
    1,055,097.11/1,455,869.48 = 625,307.87/x
  3. Step 3: Cross multiply
    1,055,097.11x = 1,455,869.48 × 625,307.87
  4. Step 4: Simplify right side
    1,055,097.11x = 910,366,633,130.92
  5. Step 5: Solve for x
    x = 910,366,633,130.92/1,055,097.11
  6. Step 6: Final answer
    x = 862,827.34

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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.