Home / 1,104,802.20-1,657,203.30-631,535.40

Finding the Fourth Proportional to 1,104,802.20, 1,657,203.30 and 631,535.40

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Solution

The fourth proportional to 1,104,802.20, 1,657,203.30 and 631,535.40 is: 947,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,802.20 : 1,657,203.30 = 631,535.40 : x
  2. Step 2: Convert to fraction form
    1,104,802.20/1,657,203.30 = 631,535.40/x
  3. Step 3: Cross multiply
    1,104,802.20x = 1,657,203.30 × 631,535.40
  4. Step 4: Simplify right side
    1,104,802.20x = 1,046,582,548,946.82
  5. Step 5: Solve for x
    x = 1,046,582,548,946.82/1,104,802.20
  6. Step 6: Final answer
    x = 947,303.10

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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.