Home / 1,035,875.40-1,553,813.10-615,625.80

Finding the Fourth Proportional to 1,035,875.40, 1,553,813.10 and 615,625.80

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Solution

The fourth proportional to 1,035,875.40, 1,553,813.10 and 615,625.80 is: 923,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,875.40 : 1,553,813.10 = 615,625.80 : x
  2. Step 2: Convert to fraction form
    1,035,875.40/1,553,813.10 = 615,625.80/x
  3. Step 3: Cross multiply
    1,035,875.40x = 1,553,813.10 × 615,625.80
  4. Step 4: Simplify right side
    1,035,875.40x = 956,567,432,737.98
  5. Step 5: Solve for x
    x = 956,567,432,737.98/1,035,875.40
  6. Step 6: Final answer
    x = 923,438.70

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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.