Home / 1,069,688.76-1,605,052.13-470,572.07

Finding the Fourth Proportional to 1,069,688.76, 1,605,052.13 and 470,572.07

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Solution

The fourth proportional to 1,069,688.76, 1,605,052.13 and 470,572.07 is: 706,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,688.76 : 1,605,052.13 = 470,572.07 : x
  2. Step 2: Convert to fraction form
    1,069,688.76/1,605,052.13 = 470,572.07/x
  3. Step 3: Cross multiply
    1,069,688.76x = 1,605,052.13 × 470,572.07
  4. Step 4: Simplify right side
    1,069,688.76x = 755,292,700,919.15
  5. Step 5: Solve for x
    x = 755,292,700,919.15/1,069,688.76
  6. Step 6: Final answer
    x = 706,086.41

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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.