Home / 2,688,205.77-4,032,308.64-1,565,487.45

Finding the Fourth Proportional to 2,688,205.77, 4,032,308.64 and 1,565,487.45

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Solution

The fourth proportional to 2,688,205.77, 4,032,308.64 and 1,565,487.45 is: 2,348,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,205.77 : 4,032,308.64 = 1,565,487.45 : x
  2. Step 2: Convert to fraction form
    2,688,205.77/4,032,308.64 = 1,565,487.45/x
  3. Step 3: Cross multiply
    2,688,205.77x = 4,032,308.64 × 1,565,487.45
  4. Step 4: Simplify right side
    2,688,205.77x = 6,312,528,570,446.57
  5. Step 5: Solve for x
    x = 6,312,528,570,446.57/2,688,205.77
  6. Step 6: Final answer
    x = 2,348,231.17

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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.