Home / 1,182,435.89-1,773,280.11-424,260.40

Finding the Fourth Proportional to 1,182,435.89, 1,773,280.11 and 424,260.40

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Solution

The fourth proportional to 1,182,435.89, 1,773,280.11 and 424,260.40 is: 636,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,435.89 : 1,773,280.11 = 424,260.40 : x
  2. Step 2: Convert to fraction form
    1,182,435.89/1,773,280.11 = 424,260.40/x
  3. Step 3: Cross multiply
    1,182,435.89x = 1,773,280.11 × 424,260.40
  4. Step 4: Simplify right side
    1,182,435.89x = 752,332,529,263.32
  5. Step 5: Solve for x
    x = 752,332,529,263.32/1,182,435.89
  6. Step 6: Final answer
    x = 636,256.51

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1.5x scale

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.