Home / 1,217,313-1,825,612.50-458,607

Finding the Fourth Proportional to 1,217,313, 1,825,612.50 and 458,607

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Solution

The fourth proportional to 1,217,313, 1,825,612.50 and 458,607 is: 687,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,313 : 1,825,612.50 = 458,607 : x
  2. Step 2: Convert to fraction form
    1,217,313/1,825,612.50 = 458,607/x
  3. Step 3: Cross multiply
    1,217,313x = 1,825,612.50 × 458,607
  4. Step 4: Simplify right side
    1,217,313x = 837,238,671,787.50
  5. Step 5: Solve for x
    x = 837,238,671,787.50/1,217,313
  6. Step 6: Final answer
    x = 687,776.00

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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.