Home / 926,810.40-1,392,289.20-889,024.80

Finding the Fourth Proportional to 926,810.40, 1,392,289.20 and 889,024.80

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Solution

The fourth proportional to 926,810.40, 1,392,289.20 and 889,024.80 is: 1,335,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,810.40 : 1,392,289.20 = 889,024.80 : x
  2. Step 2: Convert to fraction form
    926,810.40/1,392,289.20 = 889,024.80/x
  3. Step 3: Cross multiply
    926,810.40x = 1,392,289.20 × 889,024.80
  4. Step 4: Simplify right side
    926,810.40x = 1,237,779,627,572.16
  5. Step 5: Solve for x
    x = 1,237,779,627,572.16/926,810.40
  6. Step 6: Final answer
    x = 1,335,526.26

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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.