Home / 1,033,389.40-1,550,127.30-553,415.80

Finding the Fourth Proportional to 1,033,389.40, 1,550,127.30 and 553,415.80

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Solution

The fourth proportional to 1,033,389.40, 1,550,127.30 and 553,415.80 is: 830,146.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,389.40 : 1,550,127.30 = 553,415.80 : x
  2. Step 2: Convert to fraction form
    1,033,389.40/1,550,127.30 = 553,415.80/x
  3. Step 3: Cross multiply
    1,033,389.40x = 1,550,127.30 × 553,415.80
  4. Step 4: Simplify right side
    1,033,389.40x = 857,864,939,831.34
  5. Step 5: Solve for x
    x = 857,864,939,831.34/1,033,389.40
  6. Step 6: Final answer
    x = 830,146.84

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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.