Home / 2,177,572.16-3,004,971.05-1,197,502.94

Finding the Fourth Proportional to 2,177,572.16, 3,004,971.05 and 1,197,502.94

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Solution

The fourth proportional to 2,177,572.16, 3,004,971.05 and 1,197,502.94 is: 1,652,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,572.16 : 3,004,971.05 = 1,197,502.94 : x
  2. Step 2: Convert to fraction form
    2,177,572.16/3,004,971.05 = 1,197,502.94/x
  3. Step 3: Cross multiply
    2,177,572.16x = 3,004,971.05 × 1,197,502.94
  4. Step 4: Simplify right side
    2,177,572.16x = 3,598,461,645,977.52
  5. Step 5: Solve for x
    x = 3,598,461,645,977.52/2,177,572.16
  6. Step 6: Final answer
    x = 1,652,510.87

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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.