Home / 1,458,000.18-2,012,037.29-813,381.93

Finding the Fourth Proportional to 1,458,000.18, 2,012,037.29 and 813,381.93

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Solution

The fourth proportional to 1,458,000.18, 2,012,037.29 and 813,381.93 is: 1,122,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,000.18 : 2,012,037.29 = 813,381.93 : x
  2. Step 2: Convert to fraction form
    1,458,000.18/2,012,037.29 = 813,381.93/x
  3. Step 3: Cross multiply
    1,458,000.18x = 2,012,037.29 × 813,381.93
  4. Step 4: Simplify right side
    1,458,000.18x = 1,636,554,774,172.17
  5. Step 5: Solve for x
    x = 1,636,554,774,172.17/1,458,000.18
  6. Step 6: Final answer
    x = 1,122,465.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.