Home / 1,097,528.10-1,643,959.35-910,904.10

Finding the Fourth Proportional to 1,097,528.10, 1,643,959.35 and 910,904.10

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Solution

The fourth proportional to 1,097,528.10, 1,643,959.35 and 910,904.10 is: 1,364,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,528.10 : 1,643,959.35 = 910,904.10 : x
  2. Step 2: Convert to fraction form
    1,097,528.10/1,643,959.35 = 910,904.10/x
  3. Step 3: Cross multiply
    1,097,528.10x = 1,643,959.35 × 910,904.10
  4. Step 4: Simplify right side
    1,097,528.10x = 1,497,489,312,148.34
  5. Step 5: Solve for x
    x = 1,497,489,312,148.34/1,097,528.10
  6. Step 6: Final answer
    x = 1,364,420.02

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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.