Home / 975,628.91-1,461,549.79-718,995.40

Finding the Fourth Proportional to 975,628.91, 1,461,549.79 and 718,995.40

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Solution

The fourth proportional to 975,628.91, 1,461,549.79 and 718,995.40 is: 1,077,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,628.91 : 1,461,549.79 = 718,995.40 : x
  2. Step 2: Convert to fraction form
    975,628.91/1,461,549.79 = 718,995.40/x
  3. Step 3: Cross multiply
    975,628.91x = 1,461,549.79 × 718,995.40
  4. Step 4: Simplify right side
    975,628.91x = 1,050,847,575,880.97
  5. Step 5: Solve for x
    x = 1,050,847,575,880.97/975,628.91
  6. Step 6: Final answer
    x = 1,077,097.62

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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.