Home / 1,015,684.51-1,402,091.09-710,957.65

Finding the Fourth Proportional to 1,015,684.51, 1,402,091.09 and 710,957.65

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Solution

The fourth proportional to 1,015,684.51, 1,402,091.09 and 710,957.65 is: 981,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,684.51 : 1,402,091.09 = 710,957.65 : x
  2. Step 2: Convert to fraction form
    1,015,684.51/1,402,091.09 = 710,957.65/x
  3. Step 3: Cross multiply
    1,015,684.51x = 1,402,091.09 × 710,957.65
  4. Step 4: Simplify right side
    1,015,684.51x = 996,827,386,432.34
  5. Step 5: Solve for x
    x = 996,827,386,432.34/1,015,684.51
  6. Step 6: Final answer
    x = 981,434.07

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Double scale
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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.