Home / 1,140,967.64-1,574,532.60-657,528.56

Finding the Fourth Proportional to 1,140,967.64, 1,574,532.60 and 657,528.56

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Solution

The fourth proportional to 1,140,967.64, 1,574,532.60 and 657,528.56 is: 907,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,967.64 : 1,574,532.60 = 657,528.56 : x
  2. Step 2: Convert to fraction form
    1,140,967.64/1,574,532.60 = 657,528.56/x
  3. Step 3: Cross multiply
    1,140,967.64x = 1,574,532.60 × 657,528.56
  4. Step 4: Simplify right side
    1,140,967.64x = 1,035,300,153,151.06
  5. Step 5: Solve for x
    x = 1,035,300,153,151.06/1,140,967.64
  6. Step 6: Final answer
    x = 907,387.83

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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.