Home / 1,140,569.28-1,574,336.34-657,457.32

Finding the Fourth Proportional to 1,140,569.28, 1,574,336.34 and 657,457.32

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Solution

The fourth proportional to 1,140,569.28, 1,574,336.34 and 657,457.32 is: 907,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,569.28 : 1,574,336.34 = 657,457.32 : x
  2. Step 2: Convert to fraction form
    1,140,569.28/1,574,336.34 = 657,457.32/x
  3. Step 3: Cross multiply
    1,140,569.28x = 1,574,336.34 × 657,457.32
  4. Step 4: Simplify right side
    1,140,569.28x = 1,035,058,950,875.01
  5. Step 5: Solve for x
    x = 1,035,058,950,875.01/1,140,569.28
  6. Step 6: Final answer
    x = 907,493.27

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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.