Home / 975,765.17-1,345,931.17-782,636.31

Finding the Fourth Proportional to 975,765.17, 1,345,931.17 and 782,636.31

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Solution

The fourth proportional to 975,765.17, 1,345,931.17 and 782,636.31 is: 1,079,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,765.17 : 1,345,931.17 = 782,636.31 : x
  2. Step 2: Convert to fraction form
    975,765.17/1,345,931.17 = 782,636.31/x
  3. Step 3: Cross multiply
    975,765.17x = 1,345,931.17 × 782,636.31
  4. Step 4: Simplify right side
    975,765.17x = 1,053,374,602,446.19
  5. Step 5: Solve for x
    x = 1,053,374,602,446.19/975,765.17
  6. Step 6: Final answer
    x = 1,079,537.00

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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.