Home / 933,296.40-1,398,389.40-877,309.20

Finding the Fourth Proportional to 933,296.40, 1,398,389.40 and 877,309.20

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Solution

The fourth proportional to 933,296.40, 1,398,389.40 and 877,309.20 is: 1,314,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,296.40 : 1,398,389.40 = 877,309.20 : x
  2. Step 2: Convert to fraction form
    933,296.40/1,398,389.40 = 877,309.20/x
  3. Step 3: Cross multiply
    933,296.40x = 1,398,389.40 × 877,309.20
  4. Step 4: Simplify right side
    933,296.40x = 1,226,819,885,802.48
  5. Step 5: Solve for x
    x = 1,226,819,885,802.48/933,296.40
  6. Step 6: Final answer
    x = 1,314,501.89

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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.