Home / 3,502,663.68-5,254,931.52-1,258,821.12

Finding the Fourth Proportional to 3,502,663.68, 5,254,931.52 and 1,258,821.12

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Solution

The fourth proportional to 3,502,663.68, 5,254,931.52 and 1,258,821.12 is: 1,888,568.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,663.68 : 5,254,931.52 = 1,258,821.12 : x
  2. Step 2: Convert to fraction form
    3,502,663.68/5,254,931.52 = 1,258,821.12/x
  3. Step 3: Cross multiply
    3,502,663.68x = 5,254,931.52 × 1,258,821.12
  4. Step 4: Simplify right side
    3,502,663.68x = 6,615,018,781,529.70
  5. Step 5: Solve for x
    x = 6,615,018,781,529.70/3,502,663.68
  6. Step 6: Final answer
    x = 1,888,568.07

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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.