Home / 992,925.78-1,487,967.78-565,579.41

Finding the Fourth Proportional to 992,925.78, 1,487,967.78 and 565,579.41

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Solution

The fourth proportional to 992,925.78, 1,487,967.78 and 565,579.41 is: 847,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,925.78 : 1,487,967.78 = 565,579.41 : x
  2. Step 2: Convert to fraction form
    992,925.78/1,487,967.78 = 565,579.41/x
  3. Step 3: Cross multiply
    992,925.78x = 1,487,967.78 × 565,579.41
  4. Step 4: Simplify right side
    992,925.78x = 841,563,939,111.41
  5. Step 5: Solve for x
    x = 841,563,939,111.41/992,925.78
  6. Step 6: Final answer
    x = 847,559.76

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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.