Home / 1,688,668.03-2,330,316.70-963,502.57

Finding the Fourth Proportional to 1,688,668.03, 2,330,316.70 and 963,502.57

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Solution

The fourth proportional to 1,688,668.03, 2,330,316.70 and 963,502.57 is: 1,329,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,668.03 : 2,330,316.70 = 963,502.57 : x
  2. Step 2: Convert to fraction form
    1,688,668.03/2,330,316.70 = 963,502.57/x
  3. Step 3: Cross multiply
    1,688,668.03x = 2,330,316.70 × 963,502.57
  4. Step 4: Simplify right side
    1,688,668.03x = 2,245,266,129,363.92
  5. Step 5: Solve for x
    x = 2,245,266,129,363.92/1,688,668.03
  6. Step 6: Final answer
    x = 1,329,607.77

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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.