Home / 1,871,527.95-2,808,537.30-1,018,814.49

Finding the Fourth Proportional to 1,871,527.95, 2,808,537.30 and 1,018,814.49

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Solution

The fourth proportional to 1,871,527.95, 2,808,537.30 and 1,018,814.49 is: 1,528,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,527.95 : 2,808,537.30 = 1,018,814.49 : x
  2. Step 2: Convert to fraction form
    1,871,527.95/2,808,537.30 = 1,018,814.49/x
  3. Step 3: Cross multiply
    1,871,527.95x = 2,808,537.30 × 1,018,814.49
  4. Step 4: Simplify right side
    1,871,527.95x = 2,861,378,496,945.48
  5. Step 5: Solve for x
    x = 2,861,378,496,945.48/1,871,527.95
  6. Step 6: Final answer
    x = 1,528,899.69

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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.