Home / 1,140,965.64-1,574,529.84-657,526.56

Finding the Fourth Proportional to 1,140,965.64, 1,574,529.84 and 657,526.56

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Solution

The fourth proportional to 1,140,965.64, 1,574,529.84 and 657,526.56 is: 907,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,965.64 : 1,574,529.84 = 657,526.56 : x
  2. Step 2: Convert to fraction form
    1,140,965.64/1,574,529.84 = 657,526.56/x
  3. Step 3: Cross multiply
    1,140,965.64x = 1,574,529.84 × 657,526.56
  4. Step 4: Simplify right side
    1,140,965.64x = 1,035,295,189,312.55
  5. Step 5: Solve for x
    x = 1,035,295,189,312.55/1,140,965.64
  6. Step 6: Final answer
    x = 907,385.07

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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.