Home / 1,167,329.60-1,610,640.48-708,434

Finding the Fourth Proportional to 1,167,329.60, 1,610,640.48 and 708,434

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Solution

The fourth proportional to 1,167,329.60, 1,610,640.48 and 708,434 is: 977,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,329.60 : 1,610,640.48 = 708,434 : x
  2. Step 2: Convert to fraction form
    1,167,329.60/1,610,640.48 = 708,434/x
  3. Step 3: Cross multiply
    1,167,329.60x = 1,610,640.48 × 708,434
  4. Step 4: Simplify right side
    1,167,329.60x = 1,141,032,477,808.32
  5. Step 5: Solve for x
    x = 1,141,032,477,808.32/1,167,329.60
  6. Step 6: Final answer
    x = 977,472.41

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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.