Home / 1,359,435.54-1,875,981.38-747,587.69

Finding the Fourth Proportional to 1,359,435.54, 1,875,981.38 and 747,587.69

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Solution

The fourth proportional to 1,359,435.54, 1,875,981.38 and 747,587.69 is: 1,031,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,435.54 : 1,875,981.38 = 747,587.69 : x
  2. Step 2: Convert to fraction form
    1,359,435.54/1,875,981.38 = 747,587.69/x
  3. Step 3: Cross multiply
    1,359,435.54x = 1,875,981.38 × 747,587.69
  4. Step 4: Simplify right side
    1,359,435.54x = 1,402,460,573,239.37
  5. Step 5: Solve for x
    x = 1,402,460,573,239.37/1,359,435.54
  6. Step 6: Final answer
    x = 1,031,649.19

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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.