Home / 1,140,563.64-1,574,328.38-657,451.83

Finding the Fourth Proportional to 1,140,563.64, 1,574,328.38 and 657,451.83

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Solution

The fourth proportional to 1,140,563.64, 1,574,328.38 and 657,451.83 is: 907,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,563.64 : 1,574,328.38 = 657,451.83 : x
  2. Step 2: Convert to fraction form
    1,140,563.64/1,574,328.38 = 657,451.83/x
  3. Step 3: Cross multiply
    1,140,563.64x = 1,574,328.38 × 657,451.83
  4. Step 4: Simplify right side
    1,140,563.64x = 1,035,045,071,164.68
  5. Step 5: Solve for x
    x = 1,035,045,071,164.68/1,140,563.64
  6. Step 6: Final answer
    x = 907,485.59

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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.