Home / 1,116,386.40-1,674,061.20-484,975.20

Finding the Fourth Proportional to 1,116,386.40, 1,674,061.20 and 484,975.20

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Solution

The fourth proportional to 1,116,386.40, 1,674,061.20 and 484,975.20 is: 727,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,386.40 : 1,674,061.20 = 484,975.20 : x
  2. Step 2: Convert to fraction form
    1,116,386.40/1,674,061.20 = 484,975.20/x
  3. Step 3: Cross multiply
    1,116,386.40x = 1,674,061.20 × 484,975.20
  4. Step 4: Simplify right side
    1,116,386.40x = 811,878,165,282.24
  5. Step 5: Solve for x
    x = 811,878,165,282.24/1,116,386.40
  6. Step 6: Final answer
    x = 727,237.60

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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.