Home / 1,036,218.90-1,551,217.95-615,278.10

Finding the Fourth Proportional to 1,036,218.90, 1,551,217.95 and 615,278.10

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Solution

The fourth proportional to 1,036,218.90, 1,551,217.95 and 615,278.10 is: 921,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,218.90 : 1,551,217.95 = 615,278.10 : x
  2. Step 2: Convert to fraction form
    1,036,218.90/1,551,217.95 = 615,278.10/x
  3. Step 3: Cross multiply
    1,036,218.90x = 1,551,217.95 × 615,278.10
  4. Step 4: Simplify right side
    1,036,218.90x = 954,430,432,961.90
  5. Step 5: Solve for x
    x = 954,430,432,961.90/1,036,218.90
  6. Step 6: Final answer
    x = 921,070.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.