Home / 1,140,583.68-1,574,177.76-657,220.32

Finding the Fourth Proportional to 1,140,583.68, 1,574,177.76 and 657,220.32

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Solution

The fourth proportional to 1,140,583.68, 1,574,177.76 and 657,220.32 is: 907,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,583.68 : 1,574,177.76 = 657,220.32 : x
  2. Step 2: Convert to fraction form
    1,140,583.68/1,574,177.76 = 657,220.32/x
  3. Step 3: Cross multiply
    1,140,583.68x = 1,574,177.76 × 657,220.32
  4. Step 4: Simplify right side
    1,140,583.68x = 1,034,581,611,164.08
  5. Step 5: Solve for x
    x = 1,034,581,611,164.08/1,140,583.68
  6. Step 6: Final answer
    x = 907,063.31

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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.