Home / 1,113,831.76-1,671,019.80-355,673.40

Finding the Fourth Proportional to 1,113,831.76, 1,671,019.80 and 355,673.40

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Solution

The fourth proportional to 1,113,831.76, 1,671,019.80 and 355,673.40 is: 533,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,831.76 : 1,671,019.80 = 355,673.40 : x
  2. Step 2: Convert to fraction form
    1,113,831.76/1,671,019.80 = 355,673.40/x
  3. Step 3: Cross multiply
    1,113,831.76x = 1,671,019.80 × 355,673.40
  4. Step 4: Simplify right side
    1,113,831.76x = 594,337,293,733.32
  5. Step 5: Solve for x
    x = 594,337,293,733.32/1,113,831.76
  6. Step 6: Final answer
    x = 533,597.01

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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.