Home / 1,858,502.40-2,564,887.88-1,031,653.78

Finding the Fourth Proportional to 1,858,502.40, 2,564,887.88 and 1,031,653.78

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Solution

The fourth proportional to 1,858,502.40, 2,564,887.88 and 1,031,653.78 is: 1,423,768.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,502.40 : 2,564,887.88 = 1,031,653.78 : x
  2. Step 2: Convert to fraction form
    1,858,502.40/2,564,887.88 = 1,031,653.78/x
  3. Step 3: Cross multiply
    1,858,502.40x = 2,564,887.88 × 1,031,653.78
  4. Step 4: Simplify right side
    1,858,502.40x = 2,646,076,276,678.19
  5. Step 5: Solve for x
    x = 2,646,076,276,678.19/1,858,502.40
  6. Step 6: Final answer
    x = 1,423,768.02

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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.