Home / 1,445,095.40-2,167,643.10-910,884.20

Finding the Fourth Proportional to 1,445,095.40, 2,167,643.10 and 910,884.20

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Solution

The fourth proportional to 1,445,095.40, 2,167,643.10 and 910,884.20 is: 1,366,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,095.40 : 2,167,643.10 = 910,884.20 : x
  2. Step 2: Convert to fraction form
    1,445,095.40/2,167,643.10 = 910,884.20/x
  3. Step 3: Cross multiply
    1,445,095.40x = 2,167,643.10 × 910,884.20
  4. Step 4: Simplify right side
    1,445,095.40x = 1,974,471,851,029.02
  5. Step 5: Solve for x
    x = 1,974,471,851,029.02/1,445,095.40
  6. Step 6: Final answer
    x = 1,366,326.30

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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.