Home / 1,036,018.75-1,554,116.15-288,064.75

Finding the Fourth Proportional to 1,036,018.75, 1,554,116.15 and 288,064.75

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Solution

The fourth proportional to 1,036,018.75, 1,554,116.15 and 288,064.75 is: 432,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,018.75 : 1,554,116.15 = 288,064.75 : x
  2. Step 2: Convert to fraction form
    1,036,018.75/1,554,116.15 = 288,064.75/x
  3. Step 3: Cross multiply
    1,036,018.75x = 1,554,116.15 × 288,064.75
  4. Step 4: Simplify right side
    1,036,018.75x = 447,686,080,220.71
  5. Step 5: Solve for x
    x = 447,686,080,220.71/1,036,018.75
  6. Step 6: Final answer
    x = 432,121.60

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Double scale
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1.5x scale

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.