Home / 1,827,275.38-2,521,645.78-989,066.74

Finding the Fourth Proportional to 1,827,275.38, 2,521,645.78 and 989,066.74

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Solution

The fourth proportional to 1,827,275.38, 2,521,645.78 and 989,066.74 is: 1,364,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,275.38 : 2,521,645.78 = 989,066.74 : x
  2. Step 2: Convert to fraction form
    1,827,275.38/2,521,645.78 = 989,066.74/x
  3. Step 3: Cross multiply
    1,827,275.38x = 2,521,645.78 × 989,066.74
  4. Step 4: Simplify right side
    1,827,275.38x = 2,494,075,971,059.36
  5. Step 5: Solve for x
    x = 2,494,075,971,059.36/1,827,275.38
  6. Step 6: Final answer
    x = 1,364,915.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.