Home / 1,403,713.76-1,937,130.82-759,133.95

Finding the Fourth Proportional to 1,403,713.76, 1,937,130.82 and 759,133.95

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Solution

The fourth proportional to 1,403,713.76, 1,937,130.82 and 759,133.95 is: 1,047,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,713.76 : 1,937,130.82 = 759,133.95 : x
  2. Step 2: Convert to fraction form
    1,403,713.76/1,937,130.82 = 759,133.95/x
  3. Step 3: Cross multiply
    1,403,713.76x = 1,937,130.82 × 759,133.95
  4. Step 4: Simplify right side
    1,403,713.76x = 1,470,541,769,155.50
  5. Step 5: Solve for x
    x = 1,470,541,769,155.50/1,403,713.76
  6. Step 6: Final answer
    x = 1,047,608.00

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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.