Home / 1,668,501.27-2,502,751.88-769,677.08

Finding the Fourth Proportional to 1,668,501.27, 2,502,751.88 and 769,677.08

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Solution

The fourth proportional to 1,668,501.27, 2,502,751.88 and 769,677.08 is: 1,154,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,501.27 : 2,502,751.88 = 769,677.08 : x
  2. Step 2: Convert to fraction form
    1,668,501.27/2,502,751.88 = 769,677.08/x
  3. Step 3: Cross multiply
    1,668,501.27x = 2,502,751.88 × 769,677.08
  4. Step 4: Simplify right side
    1,668,501.27x = 1,926,310,742,600.77
  5. Step 5: Solve for x
    x = 1,926,310,742,600.77/1,668,501.27
  6. Step 6: Final answer
    x = 1,154,515.60

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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.