Home / 1,604,316.78-2,407,011.12-524,878.74

Finding the Fourth Proportional to 1,604,316.78, 2,407,011.12 and 524,878.74

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Solution

The fourth proportional to 1,604,316.78, 2,407,011.12 and 524,878.74 is: 787,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,316.78 : 2,407,011.12 = 524,878.74 : x
  2. Step 2: Convert to fraction form
    1,604,316.78/2,407,011.12 = 524,878.74/x
  3. Step 3: Cross multiply
    1,604,316.78x = 2,407,011.12 × 524,878.74
  4. Step 4: Simplify right side
    1,604,316.78x = 1,263,388,963,831.59
  5. Step 5: Solve for x
    x = 1,263,388,963,831.59/1,604,316.78
  6. Step 6: Final answer
    x = 787,493.45

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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.