Home / 1,142,831.09-1,705,901.77-1,059,572

Finding the Fourth Proportional to 1,142,831.09, 1,705,901.77 and 1,059,572

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Solution

The fourth proportional to 1,142,831.09, 1,705,901.77 and 1,059,572 is: 1,581,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,831.09 : 1,705,901.77 = 1,059,572 : x
  2. Step 2: Convert to fraction form
    1,142,831.09/1,705,901.77 = 1,059,572/x
  3. Step 3: Cross multiply
    1,142,831.09x = 1,705,901.77 × 1,059,572
  4. Step 4: Simplify right side
    1,142,831.09x = 1,807,525,750,242.44
  5. Step 5: Solve for x
    x = 1,807,525,750,242.44/1,142,831.09
  6. Step 6: Final answer
    x = 1,581,621.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.