Home / 1,088,071.71-1,501,100.28-657,604.50

Finding the Fourth Proportional to 1,088,071.71, 1,501,100.28 and 657,604.50

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Solution

The fourth proportional to 1,088,071.71, 1,501,100.28 and 657,604.50 is: 907,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,071.71 : 1,501,100.28 = 657,604.50 : x
  2. Step 2: Convert to fraction form
    1,088,071.71/1,501,100.28 = 657,604.50/x
  3. Step 3: Cross multiply
    1,088,071.71x = 1,501,100.28 × 657,604.50
  4. Step 4: Simplify right side
    1,088,071.71x = 987,130,299,079.26
  5. Step 5: Solve for x
    x = 987,130,299,079.26/1,088,071.71
  6. Step 6: Final answer
    x = 907,229.08

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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.