Home / 1,668,156.71-2,302,054.04-904,210.07

Finding the Fourth Proportional to 1,668,156.71, 2,302,054.04 and 904,210.07

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Solution

The fourth proportional to 1,668,156.71, 2,302,054.04 and 904,210.07 is: 1,247,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,156.71 : 2,302,054.04 = 904,210.07 : x
  2. Step 2: Convert to fraction form
    1,668,156.71/2,302,054.04 = 904,210.07/x
  3. Step 3: Cross multiply
    1,668,156.71x = 2,302,054.04 × 904,210.07
  4. Step 4: Simplify right side
    1,668,156.71x = 2,081,540,433,141.91
  5. Step 5: Solve for x
    x = 2,081,540,433,141.91/1,668,156.71
  6. Step 6: Final answer
    x = 1,247,808.69

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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.