Home / 1,140,134.79-1,572,700.48-752,953.78

Finding the Fourth Proportional to 1,140,134.79, 1,572,700.48 and 752,953.78

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Solution

The fourth proportional to 1,140,134.79, 1,572,700.48 and 752,953.78 is: 1,038,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,134.79 : 1,572,700.48 = 752,953.78 : x
  2. Step 2: Convert to fraction form
    1,140,134.79/1,572,700.48 = 752,953.78/x
  3. Step 3: Cross multiply
    1,140,134.79x = 1,572,700.48 × 752,953.78
  4. Step 4: Simplify right side
    1,140,134.79x = 1,184,170,771,223.81
  5. Step 5: Solve for x
    x = 1,184,170,771,223.81/1,140,134.79
  6. Step 6: Final answer
    x = 1,038,623.49

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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.