Home / 1,645,572.40-2,467,897.80-523,985.20

Finding the Fourth Proportional to 1,645,572.40, 2,467,897.80 and 523,985.20

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Solution

The fourth proportional to 1,645,572.40, 2,467,897.80 and 523,985.20 is: 785,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,572.40 : 2,467,897.80 = 523,985.20 : x
  2. Step 2: Convert to fraction form
    1,645,572.40/2,467,897.80 = 523,985.20/x
  3. Step 3: Cross multiply
    1,645,572.40x = 2,467,897.80 × 523,985.20
  4. Step 4: Simplify right side
    1,645,572.40x = 1,293,141,922,312.56
  5. Step 5: Solve for x
    x = 1,293,141,922,312.56/1,645,572.40
  6. Step 6: Final answer
    x = 785,831.07

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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.