Home / 1,056,189.49-1,457,541.88-572,754.51

Finding the Fourth Proportional to 1,056,189.49, 1,457,541.88 and 572,754.51

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Solution

The fourth proportional to 1,056,189.49, 1,457,541.88 and 572,754.51 is: 790,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,189.49 : 1,457,541.88 = 572,754.51 : x
  2. Step 2: Convert to fraction form
    1,056,189.49/1,457,541.88 = 572,754.51/x
  3. Step 3: Cross multiply
    1,056,189.49x = 1,457,541.88 × 572,754.51
  4. Step 4: Simplify right side
    1,056,189.49x = 834,813,683,851.99
  5. Step 5: Solve for x
    x = 834,813,683,851.99/1,056,189.49
  6. Step 6: Final answer
    x = 790,401.43

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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.