Home / 1,137,803.72-1,570,214.51-654,368.58

Finding the Fourth Proportional to 1,137,803.72, 1,570,214.51 and 654,368.58

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Solution

The fourth proportional to 1,137,803.72, 1,570,214.51 and 654,368.58 is: 903,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,803.72 : 1,570,214.51 = 654,368.58 : x
  2. Step 2: Convert to fraction form
    1,137,803.72/1,570,214.51 = 654,368.58/x
  3. Step 3: Cross multiply
    1,137,803.72x = 1,570,214.51 × 654,368.58
  4. Step 4: Simplify right side
    1,137,803.72x = 1,027,499,035,932.25
  5. Step 5: Solve for x
    x = 1,027,499,035,932.25/1,137,803.72
  6. Step 6: Final answer
    x = 903,054.74

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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.