Home / 1,628,547.30-2,442,820.95-1,208,643.30

Finding the Fourth Proportional to 1,628,547.30, 2,442,820.95 and 1,208,643.30

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Solution

The fourth proportional to 1,628,547.30, 2,442,820.95 and 1,208,643.30 is: 1,812,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,547.30 : 2,442,820.95 = 1,208,643.30 : x
  2. Step 2: Convert to fraction form
    1,628,547.30/2,442,820.95 = 1,208,643.30/x
  3. Step 3: Cross multiply
    1,628,547.30x = 2,442,820.95 × 1,208,643.30
  4. Step 4: Simplify right side
    1,628,547.30x = 2,952,499,174,317.14
  5. Step 5: Solve for x
    x = 2,952,499,174,317.14/1,628,547.30
  6. Step 6: Final answer
    x = 1,812,964.95

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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.