Home / 1,435,617.66-2,152,681.55-424,606.75

Finding the Fourth Proportional to 1,435,617.66, 2,152,681.55 and 424,606.75

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Solution

The fourth proportional to 1,435,617.66, 2,152,681.55 and 424,606.75 is: 636,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,617.66 : 2,152,681.55 = 424,606.75 : x
  2. Step 2: Convert to fraction form
    1,435,617.66/2,152,681.55 = 424,606.75/x
  3. Step 3: Cross multiply
    1,435,617.66x = 2,152,681.55 × 424,606.75
  4. Step 4: Simplify right side
    1,435,617.66x = 914,043,116,730.46
  5. Step 5: Solve for x
    x = 914,043,116,730.46/1,435,617.66
  6. Step 6: Final answer
    x = 636,689.80

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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.