Home / 1,653,326.91-2,281,513.48-918,328.83

Finding the Fourth Proportional to 1,653,326.91, 2,281,513.48 and 918,328.83

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Solution

The fourth proportional to 1,653,326.91, 2,281,513.48 and 918,328.83 is: 1,267,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,326.91 : 2,281,513.48 = 918,328.83 : x
  2. Step 2: Convert to fraction form
    1,653,326.91/2,281,513.48 = 918,328.83/x
  3. Step 3: Cross multiply
    1,653,326.91x = 2,281,513.48 × 918,328.83
  4. Step 4: Simplify right side
    1,653,326.91x = 2,095,179,604,717.63
  5. Step 5: Solve for x
    x = 2,095,179,604,717.63/1,653,326.91
  6. Step 6: Final answer
    x = 1,267,250.65

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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.