Home / 1,636,145.89-2,455,339.84-571,187.93

Finding the Fourth Proportional to 1,636,145.89, 2,455,339.84 and 571,187.93

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Solution

The fourth proportional to 1,636,145.89, 2,455,339.84 and 571,187.93 is: 857,173.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,145.89 : 2,455,339.84 = 571,187.93 : x
  2. Step 2: Convert to fraction form
    1,636,145.89/2,455,339.84 = 571,187.93/x
  3. Step 3: Cross multiply
    1,636,145.89x = 2,455,339.84 × 571,187.93
  4. Step 4: Simplify right side
    1,636,145.89x = 1,402,460,466,951.46
  5. Step 5: Solve for x
    x = 1,402,460,466,951.46/1,636,145.89
  6. Step 6: Final answer
    x = 857,173.24

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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.