Home / 1,161,167.28-1,602,409.68-651,870.60

Finding the Fourth Proportional to 1,161,167.28, 1,602,409.68 and 651,870.60

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Solution

The fourth proportional to 1,161,167.28, 1,602,409.68 and 651,870.60 is: 899,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,167.28 : 1,602,409.68 = 651,870.60 : x
  2. Step 2: Convert to fraction form
    1,161,167.28/1,602,409.68 = 651,870.60/x
  3. Step 3: Cross multiply
    1,161,167.28x = 1,602,409.68 × 651,870.60
  4. Step 4: Simplify right side
    1,161,167.28x = 1,044,563,759,547.41
  5. Step 5: Solve for x
    x = 1,044,563,759,547.41/1,161,167.28
  6. Step 6: Final answer
    x = 899,580.77

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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.