Home / 1,528,438.92-2,290,623.93-808,627.02

Finding the Fourth Proportional to 1,528,438.92, 2,290,623.93 and 808,627.02

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Solution

The fourth proportional to 1,528,438.92, 2,290,623.93 and 808,627.02 is: 1,211,864.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,438.92 : 2,290,623.93 = 808,627.02 : x
  2. Step 2: Convert to fraction form
    1,528,438.92/2,290,623.93 = 808,627.02/x
  3. Step 3: Cross multiply
    1,528,438.92x = 2,290,623.93 × 808,627.02
  4. Step 4: Simplify right side
    1,528,438.92x = 1,852,260,402,456.59
  5. Step 5: Solve for x
    x = 1,852,260,402,456.59/1,528,438.92
  6. Step 6: Final answer
    x = 1,211,864.20

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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.