Home / 1,402,388.70-1,935,295.44-757,808.64

Finding the Fourth Proportional to 1,402,388.70, 1,935,295.44 and 757,808.64

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Solution

The fourth proportional to 1,402,388.70, 1,935,295.44 and 757,808.64 is: 1,045,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,388.70 : 1,935,295.44 = 757,808.64 : x
  2. Step 2: Convert to fraction form
    1,402,388.70/1,935,295.44 = 757,808.64/x
  3. Step 3: Cross multiply
    1,402,388.70x = 1,935,295.44 × 757,808.64
  4. Step 4: Simplify right side
    1,402,388.70x = 1,466,583,605,384.60
  5. Step 5: Solve for x
    x = 1,466,583,605,384.60/1,402,388.70
  6. Step 6: Final answer
    x = 1,045,775.40

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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.