Home / 926,363.16-1,281,198.60-830,835

Finding the Fourth Proportional to 926,363.16, 1,281,198.60 and 830,835

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Solution

The fourth proportional to 926,363.16, 1,281,198.60 and 830,835 is: 1,149,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,363.16 : 1,281,198.60 = 830,835 : x
  2. Step 2: Convert to fraction form
    926,363.16/1,281,198.60 = 830,835/x
  3. Step 3: Cross multiply
    926,363.16x = 1,281,198.60 × 830,835
  4. Step 4: Simplify right side
    926,363.16x = 1,064,464,638,831.00
  5. Step 5: Solve for x
    x = 1,064,464,638,831.00/926,363.16
  6. Step 6: Final answer
    x = 1,149,079.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.