Home / 1,140,390.21-1,710,405.37-533,599.46

Finding the Fourth Proportional to 1,140,390.21, 1,710,405.37 and 533,599.46

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Solution

The fourth proportional to 1,140,390.21, 1,710,405.37 and 533,599.46 is: 800,315.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,390.21 : 1,710,405.37 = 533,599.46 : x
  2. Step 2: Convert to fraction form
    1,140,390.21/1,710,405.37 = 533,599.46/x
  3. Step 3: Cross multiply
    1,140,390.21x = 1,710,405.37 × 533,599.46
  4. Step 4: Simplify right side
    1,140,390.21x = 912,671,391,463.87
  5. Step 5: Solve for x
    x = 912,671,391,463.87/1,140,390.21
  6. Step 6: Final answer
    x = 800,315.00

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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.