Home / 1,803,823.54-2,489,275.94-988,078.01

Finding the Fourth Proportional to 1,803,823.54, 2,489,275.94 and 988,078.01

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Solution

The fourth proportional to 1,803,823.54, 2,489,275.94 and 988,078.01 is: 1,363,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,823.54 : 2,489,275.94 = 988,078.01 : x
  2. Step 2: Convert to fraction form
    1,803,823.54/2,489,275.94 = 988,078.01/x
  3. Step 3: Cross multiply
    1,803,823.54x = 2,489,275.94 × 988,078.01
  4. Step 4: Simplify right side
    1,803,823.54x = 2,459,598,799,749.31
  5. Step 5: Solve for x
    x = 2,459,598,799,749.31/1,803,823.54
  6. Step 6: Final answer
    x = 1,363,547.35

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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.