Home / 1,521,220.32-2,097,047.28-1,158,011.04

Finding the Fourth Proportional to 1,521,220.32, 2,097,047.28 and 1,158,011.04

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Solution

The fourth proportional to 1,521,220.32, 2,097,047.28 and 1,158,011.04 is: 1,596,352.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,220.32 : 2,097,047.28 = 1,158,011.04 : x
  2. Step 2: Convert to fraction form
    1,521,220.32/2,097,047.28 = 1,158,011.04/x
  3. Step 3: Cross multiply
    1,521,220.32x = 2,097,047.28 × 1,158,011.04
  4. Step 4: Simplify right side
    1,521,220.32x = 2,428,403,901,641.97
  5. Step 5: Solve for x
    x = 2,428,403,901,641.97/1,521,220.32
  6. Step 6: Final answer
    x = 1,596,352.53

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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.