Home / 1,781,320.10-2,671,957.07-433,483.55

Finding the Fourth Proportional to 1,781,320.10, 2,671,957.07 and 433,483.55

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Solution

The fourth proportional to 1,781,320.10, 2,671,957.07 and 433,483.55 is: 650,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,320.10 : 2,671,957.07 = 433,483.55 : x
  2. Step 2: Convert to fraction form
    1,781,320.10/2,671,957.07 = 433,483.55/x
  3. Step 3: Cross multiply
    1,781,320.10x = 2,671,957.07 × 433,483.55
  4. Step 4: Simplify right side
    1,781,320.10x = 1,158,249,420,624.00
  5. Step 5: Solve for x
    x = 1,158,249,420,624.00/1,781,320.10
  6. Step 6: Final answer
    x = 650,219.70

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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.