Home / 1,053,578.60-1,453,938.47-570,143.75

Finding the Fourth Proportional to 1,053,578.60, 1,453,938.47 and 570,143.75

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Solution

The fourth proportional to 1,053,578.60, 1,453,938.47 and 570,143.75 is: 786,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,578.60 : 1,453,938.47 = 570,143.75 : x
  2. Step 2: Convert to fraction form
    1,053,578.60/1,453,938.47 = 570,143.75/x
  3. Step 3: Cross multiply
    1,053,578.60x = 1,453,938.47 × 570,143.75
  4. Step 4: Simplify right side
    1,053,578.60x = 828,953,921,434.65
  5. Step 5: Solve for x
    x = 828,953,921,434.65/1,053,578.60
  6. Step 6: Final answer
    x = 786,798.37

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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.