Home / 992,030.40-1,488,045.60-637,736.40

Finding the Fourth Proportional to 992,030.40, 1,488,045.60 and 637,736.40

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Solution

The fourth proportional to 992,030.40, 1,488,045.60 and 637,736.40 is: 956,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,030.40 : 1,488,045.60 = 637,736.40 : x
  2. Step 2: Convert to fraction form
    992,030.40/1,488,045.60 = 637,736.40/x
  3. Step 3: Cross multiply
    992,030.40x = 1,488,045.60 × 637,736.40
  4. Step 4: Simplify right side
    992,030.40x = 948,980,843,979.84
  5. Step 5: Solve for x
    x = 948,980,843,979.84/992,030.40
  6. Step 6: Final answer
    x = 956,604.60

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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.