Home / 1,660,354.48-2,490,881.64-538,336

Finding the Fourth Proportional to 1,660,354.48, 2,490,881.64 and 538,336

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Solution

The fourth proportional to 1,660,354.48, 2,490,881.64 and 538,336 is: 807,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,354.48 : 2,490,881.64 = 538,336 : x
  2. Step 2: Convert to fraction form
    1,660,354.48/2,490,881.64 = 538,336/x
  3. Step 3: Cross multiply
    1,660,354.48x = 2,490,881.64 × 538,336
  4. Step 4: Simplify right side
    1,660,354.48x = 1,340,931,258,551.04
  5. Step 5: Solve for x
    x = 1,340,931,258,551.04/1,660,354.48
  6. Step 6: Final answer
    x = 807,617.45

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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.