Home / 1,359,290.09-1,875,756.11-747,468.63

Finding the Fourth Proportional to 1,359,290.09, 1,875,756.11 and 747,468.63

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Solution

The fourth proportional to 1,359,290.09, 1,875,756.11 and 747,468.63 is: 1,031,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,290.09 : 1,875,756.11 = 747,468.63 : x
  2. Step 2: Convert to fraction form
    1,359,290.09/1,875,756.11 = 747,468.63/x
  3. Step 3: Cross multiply
    1,359,290.09x = 1,875,756.11 × 747,468.63
  4. Step 4: Simplify right side
    1,359,290.09x = 1,402,068,846,018.49
  5. Step 5: Solve for x
    x = 1,402,068,846,018.49/1,359,290.09
  6. Step 6: Final answer
    x = 1,031,471.40

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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.