Home / 1,075,446.39-1,484,134.89-585,430

Finding the Fourth Proportional to 1,075,446.39, 1,484,134.89 and 585,430

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Solution

The fourth proportional to 1,075,446.39, 1,484,134.89 and 585,430 is: 807,903.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,446.39 : 1,484,134.89 = 585,430 : x
  2. Step 2: Convert to fraction form
    1,075,446.39/1,484,134.89 = 585,430/x
  3. Step 3: Cross multiply
    1,075,446.39x = 1,484,134.89 × 585,430
  4. Step 4: Simplify right side
    1,075,446.39x = 868,857,088,652.70
  5. Step 5: Solve for x
    x = 868,857,088,652.70/1,075,446.39
  6. Step 6: Final answer
    x = 807,903.67

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1.5x scale

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.