Home / 1,580,985.56-2,371,543.95-459,054.56

Finding the Fourth Proportional to 1,580,985.56, 2,371,543.95 and 459,054.56

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Solution

The fourth proportional to 1,580,985.56, 2,371,543.95 and 459,054.56 is: 688,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,985.56 : 2,371,543.95 = 459,054.56 : x
  2. Step 2: Convert to fraction form
    1,580,985.56/2,371,543.95 = 459,054.56/x
  3. Step 3: Cross multiply
    1,580,985.56x = 2,371,543.95 × 459,054.56
  4. Step 4: Simplify right side
    1,580,985.56x = 1,088,668,072,138.23
  5. Step 5: Solve for x
    x = 1,088,668,072,138.23/1,580,985.56
  6. Step 6: Final answer
    x = 688,600.89

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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.