Home / 1,047,627-1,445,657.22-617,808.60

Finding the Fourth Proportional to 1,047,627, 1,445,657.22 and 617,808.60

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Solution

The fourth proportional to 1,047,627, 1,445,657.22 and 617,808.60 is: 852,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,627 : 1,445,657.22 = 617,808.60 : x
  2. Step 2: Convert to fraction form
    1,047,627/1,445,657.22 = 617,808.60/x
  3. Step 3: Cross multiply
    1,047,627x = 1,445,657.22 × 617,808.60
  4. Step 4: Simplify right side
    1,047,627x = 893,139,463,168.09
  5. Step 5: Solve for x
    x = 893,139,463,168.09/1,047,627
  6. Step 6: Final answer
    x = 852,535.74

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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.