Home / 1,201,590.05-1,658,196.77-657,760.59

Finding the Fourth Proportional to 1,201,590.05, 1,658,196.77 and 657,760.59

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Solution

The fourth proportional to 1,201,590.05, 1,658,196.77 and 657,760.59 is: 907,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,590.05 : 1,658,196.77 = 657,760.59 : x
  2. Step 2: Convert to fraction form
    1,201,590.05/1,658,196.77 = 657,760.59/x
  3. Step 3: Cross multiply
    1,201,590.05x = 1,658,196.77 × 657,760.59
  4. Step 4: Simplify right side
    1,201,590.05x = 1,090,696,482,482.49
  5. Step 5: Solve for x
    x = 1,090,696,482,482.49/1,201,590.05
  6. Step 6: Final answer
    x = 907,710.98

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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.