Home / 1,093,970.40-1,639,643.40-561,217.20

Finding the Fourth Proportional to 1,093,970.40, 1,639,643.40 and 561,217.20

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Solution

The fourth proportional to 1,093,970.40, 1,639,643.40 and 561,217.20 is: 841,152.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,970.40 : 1,639,643.40 = 561,217.20 : x
  2. Step 2: Convert to fraction form
    1,093,970.40/1,639,643.40 = 561,217.20/x
  3. Step 3: Cross multiply
    1,093,970.40x = 1,639,643.40 × 561,217.20
  4. Step 4: Simplify right side
    1,093,970.40x = 920,196,077,946.48
  5. Step 5: Solve for x
    x = 920,196,077,946.48/1,093,970.40
  6. Step 6: Final answer
    x = 841,152.63

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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.